Search Results — 2000 specimen records retrieved (1564 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460989  Abronia umbellata Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  SD13118  Abronia umbellata Edith A. Purer 1935-5-12 6594 Los Angeles El Segundo. Comment
  RSA579227  Acacia cyclops T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7425 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 177 Comment
  CATA3241  Acacia decurrens Julia Parish 2016-12-20 020 Los Angeles Santa Catalina Island: South end of Airport in landscaping 0 Comment
  SD129315  Acacia retinodes A. C. Sanders 1988-2-3 7599 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr, E of Vista Del Mar Blvd. 29 Comment
  RSA651554  Acacia retinodes Joe Painter 1949-2-20 s.n. Los Angeles 8990 Atlantic Blvd., South Gate Comment
Read comments
Jan 11 2007
  CAS-BOT-BC30945  Acamptopappus sphaerocephalus Adolph Daniel Edward Elmer 1902-6-1 3621 Los Angeles Lancaster Comment
  LA49828  Acer macrophyllum Carl Epling; April 1938 sn Los Angeles Santa Monica Mountains, Westwood, UCLA campus 121 Comment
  RSA755578  Achillea millefolium R. G. Swinney 2008-7-13 9192 Los Angeles San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  UC91281  Achillea millefolium Brandegee May 1890 Los Angeles Santa Catalina Island Comment
Read comments
Jan 29 2008
  CHSC35487  Achnatherum coronatum James Henrickson 1979-5-18 18125 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14. 426 Comment
  UCD50269  Achnatherum coronatum P. B. Kennedy 1918-8-2 s.n. Los Angeles Whitehall grade. Comment
  RSA729942  Achnatherum hymenoides R. G. Swinney 1999-6-18 7297 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  RSA549530  Achnatherum occidentale subsp. occidentale Timothy S. Ross, Steve Boyd 1990-6-18 3448 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA704235  Achnatherum speciosum Gary D. Wallace, Ann Hiller 1983-5-18 2040 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E 945 Comment
  RSA772368  Achnatherum speciosum R. G. Swinney 2009-5-20 10830 Los Angeles Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  SBBG57065  Achnatherum speciosum R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SBBG132124  Achyrachaena mollis S. A. Junak 1996-4-12 SCi 288 Los Angeles E edge of terrace at head of more northern of 2 parallel cyns, E of Peak 1396 408 Comment
  UC891061  Achyrachaena mollis Marcus E. Jones, A. M. 1882-5-1 3213 Los Angeles Los Angeles Comment
  SBBG109019  Acmispon argophyllus var. adsurgens S. A. Junak 1996-6-1 SCl 567 Los Angeles E rim of upper China Cyn, at head of small side cyn, ca. 0.2 mi SW of top of China Pt Rd 393 Comment
  UCD104160  Acmispon glaber Kenneth A. Wilson 1961-3-12 998 Los Angeles Zuma Beach. Comment
  LA52433  Acmispon glaber var. glaber Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SD69606  Acmispon micranthus Robert F. Thorne, P. Everett 1965-5-10 34522 Los Angeles Santa Catalina Island, near upper end of Gallagher Canyon, sparsely grassy sunny clay slopes 427 Comment
  CATA1707  Acmispon strigosus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3027 Los Angeles Santa Catalina Island: Lower Fern Canyon 195 Comment
  UCSB33709  Acmispon strigosus Miller, Brian 1963-6-15 Los Angeles Singing Springs, Mill Creek Canyon, San Gabriel Mts. 1219 Comment
  SFV1851  Acmispon strigosus P. G. Kilburn 1958-4-18 753 Los Angeles Solemint Canyon about 3 miles south of junction with U.S. Highway 6. Comment
  LA52448  Acmispon wrangelianus Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA652780  Acourtia microcephala Monica Acosta 1998-5-19 39 Los Angeles The Voorhi Ecological Reserve at California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  HSC18438  Adenostoma fasciculatum David Porter 1965-5-2 Los Angeles Along Mullholland Dr. 488 Comment
  SBBG2866  Adenostoma fasciculatum var. fasciculatum H. and M. Dearing 1938-5-22 2597 Los Angeles Decker Ranch Rd Comment
  RSA0040210  Adiantum capillus-veneris Orlando Mistretta 1989-5-15 s.n. Los Angeles San Clemente Island, Bryce Canyon. Comment
  POM250499  Adiantum jordanii I. W. Clokey, E. G. Anderson 1935-5-9 6505 Los Angeles San Dimas Canyon Comment
  RSA0062527  Adiantum jordanii R. G. Swinney 2010-6-4 13051 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  RSA177755  Adiantum jordanii R. F. Thorne, Percy C. Everett 1965-5-10 34486 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  RSA616134  Adiantum jordanii L. C. Wheeler 1967-5-18 9628 Los Angeles San Gabriel Mountains: Placerita Canyon. T4N R15W sec. 4. 518 Comment
  CDA6737  Ageratina adenophora L. C. Wheeler 1969-3-8 s.n. Los Angeles San Gabriel Mountains, southwest mouth of San Gabriel Canyon. 0 Comment
  POM183643  Agoseris grandiflora var. grandiflora Joseph A. Ewan 1929-5-25 3481 Los Angeles Santa Monica Mts. Above Providencio Rancho. Comment
  SEINET2028626 Image available Agoseris heterophylla Marcus E. Jones, A. M. 1882-5-3 3222 Los Angeles Pasadena Comment
  RSA229722  Agoseris retrorsa R. F. Thorne 1969-7-2 38202 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA505269  Agropyron cristatum S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 366 Los Angeles Mountain High Ski Resort; W of Wrightwood. North slopes of San Gabriel Mountains. 2018 Comment
  RSA310141  Agrostis exarata Wayne E. Sawyer 1981-7-24 103 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39. 1.8 miles from Dawson Saddle. 2287 Comment
  SEINET3917350  Agrostis semiverticillata James Henrickson 1985-5-11 20249 Los Angeles Ca 12 air miles NW of San Bernardino in lower Lytle Creek Wash about 2-4 miles N of Interstate 15.; 0 732 Comment
Read comments
Feb 18 2015
  RSA286112  Agrostis stolonifera John F. Emmel 1980-8-19 754 Los Angeles San Gabriel Mountains. 0.1 air mile WSW of Big Pines Ranger Station 2091 Comment
  RSA640739  Allium haematochiton L. C. Wheeler 1931-3-3 s.n. Los Angeles San Dimas: Puddingstone Dam, San Jose Hills. 305 Comment
  CAS-BOT-BC472942  Allium monticola A. Davidson M. D. 1921-5-1 1924 Los Angeles Rocky slope of Mt. Baldwin Comment
  RSA0066074  Allium monticola F. W. Peirson 1923-5-25 3547 Los Angeles Rock Creek, north slope of San Gabriel Mts. 1295 Comment
  CAS-BOT-BC475443  Allium serra I. M. Johnston 1918-4-27 1885 Los Angeles Temescal Canyon 365 Comment
  UCR191535  Allophyllum gilioides R. G. Swinney 1998-7-8 6309 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  LA210847  Allophyllum glutinosum Arthur C. Gibson; 2008-7-8 5233 Los Angeles SANTA MONICA MOUNTAINS, upper Encinal Rd. Comment
  RSA585933  Allophyllum glutinosum T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2941 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  RSA0014969  Alnus rhombifolia Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11688 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR224028  Alnus rhombifolia Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11688 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR48961  Aloe saponaria A. C. Sanders 1987-7-22 7182 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  CATA555  Amaranthus albus Mark L. Hoefs, Robert F. Thorne 1975-8-7 819 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  RSA593585  Amaranthus albus Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8906 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  POM96198  Amaranthus blitoides P. A. Munz 1925-11 10812 Los Angeles Claremont. 366 Comment
  UC729771  Ambrosia chamissonis Carl B. Wolf 1932-5-12 3594 Los Angeles Little Harbor; Santa Catalina Island 3 Comment
  RSA151257  Ambrosia chamissonis Peter H. Raven 1962-7-12 18022 Los Angeles Near point at east end of Northwest harbor, San Clemente Island. 30 Comment
  CLARK-A1528-1542  Ambrosia psilostachya John C. Roos 1941-2-17 Los Angeles Westwood Comment
  UC1595405  Ambrosia psilostachya Tim Ross and Annette H. Ross 1991-7-29 5692 Los Angeles n-most point of, (rocky ridgetop, sw side) Puente Hills; San Dimas Quad., Pomona, Elephant Hill 228 Comment
  UCR210143  Amelanchier utahensis R. G. Swinney 2008-8-13 9383 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  CAS-BOT-BC180642  Amorpha californica var. californica K. Kneen 1933-5-14 s.n. Los Angeles Topanga Canyon Comment
  CHSC95765  Amorpha californica var. californica LeRoy Gross; Laura Moore 2000-6-5 222 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  RSA226169  Amorpha californica var. californica Gary D. Cromwell 1971-5-14 682 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora; 396 Comment
  RSA607556  Amorpha californica var. californica L. C. Wheeler 1932-6-18 838 Los Angeles San Dimas Canyon 427 Comment
  RSA135181  Amorpha californica var. californica P. H. Raven 1960-5-15 15379 Los Angeles Santa Monica Mountains: Piuma Road 2.7 miles east of Rambla Pacifica. 427 Comment
  UC198376  Amsinckia Katharine Brandegee May 1916 Los Angeles Santa Catalina Island Comment
  UC1211004  Amsinckia douglasiana Huron H. Smith 1912-5-1 4879 Los Angeles Eagle Rock Valley 152 Comment
  POM3913  Amsinckia intermedia J. F. Illingworth 1898-05 s.n. Los Angeles Claremont. 366 Comment
  UCR124404  Amsinckia intermedia B. C. Templeton 1968-2-25 11391 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  UCR182683  Amsinckia intermedia R. G. Swinney 1998-4-13 5955 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA647313  Anagallis arvensis Vernon Cliffe 1948-5-3 s.n. Los Angeles Found growing in empty lot, W side of 3600 Blk., Orange Ave. 61 Comment
  RSA594959  Ancistrocarphus filagineus Timothy S. Ross 1995-4-26 8394 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  CAS-BOT-BC400323  Anemopsis californica Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8095 Los Angeles Liebre Mountains. Cottonwood Swamp; Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain 515 Comment
  RSA599743  Anemopsis californica L. C. Wheeler 1967-11-18 s.n. Los Angeles Ft. Tejon Road; 1/2 mile ESE of 106 St. East. 1005 Comment
  UCD137940  Anemopsis californica V. P. Osterli 1958-10-23 s.n. Los Angeles vicinity of Newhall. Comment
  RSA584678  Anthemis cotula Timothy S. Ross, Annette Ross 1991-6-3 5555 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  RSA0073588  Antheropeas wallacei Orlando Mistretta, Christine Mistretta 2003-4-30 1981 Los Angeles Saddleback Butte State Park. 824 Comment
  UCR146475  Antirrhinum coulterianum Orlando Mistretta 1992-6-12 557 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon, Road 2N29 EA- from Saddle to 2nd main drainage Comment
  RSA131244  Antirrhinum coulterianum Percy C. Everett, E. K. Balls 1959-6-2 23830 Los Angeles 1 mile NE of Entrance to Stokes Canyon 229 Comment
  UCR124371  Antirrhinum kelloggii I. W. Clokey, B. C. Templeton 1929-1 4487 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  CDA41225  Antirrhinum multiflorum Phillipson 1915-6-7 3 .1.A Los Angeles Duarte. Comment
  CATA1845  Antirrhinum nuttallianum Denise Kraus, Patricia Moore 2000-5-12 27 Los Angeles Santa Catalina Island: (Goat Harbor burn area) Valley/gully between the first two ridges which trend westward from the western fuel break ridge 320 Comment
  UCR280810  Antirrhinum nuttallianum subsp. subsessile Mitch Provance 2017-6-30 617- 43 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. 79 Comment
  CAS-BOT-BC447694  Aphanes occidentalis Tim Ross; Janet Takara 1993-4-23 6941 Los Angeles Santa Catalina Island: upper E side of Cottonwood Canyon drainage, ca 980 m WNW of Black Jack Mtn summit 469 Comment
  RSA250648  Aphanes occidentalis Robert F. Thorne 1971-4-2 41417 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  LA34302  Apiastrum angustifolium A. M. Johnson; 1934-11-16 4376 Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  SD234267  Apiastrum angustifolium A. C. Sanders, T. Wotipka, M. A. Elvin, et al. 2003-4-28 26123 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 487 Comment
  UC20815  Apiastrum angustifolium J. H. Barber 1897-3-28 113 Los Angeles Santa Monica Canyon; Southern California, Santa Monica Canyon Comment
  UCR168282  Apiastrum angustifolium F. R. Fosberg 1931-3-31 S- 4428 Los Angeles Channel Islands, Santa Catalina Island, Avalon 8 Comment
  RSA151013  Apiastrum angustifolium P. H. Raven 1962-5-9 17665 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  CATA2872  Aptenia cordifolia Sara L. Crockett 1996-10-28 18 Los Angeles Santa Catalina Island: Casino, along walkway and perimeter of building 9 Comment
  UCR193593  Aquilegia formosa R. G. Swinney 1998-8-6 6703 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  UC1563049  Arabis pulchra Steve Boyd and Orlando Mistretta 1986-3-31 1531 Los Angeles 4 mi e Highway 138 junction with Highway 18 (ne of Pinyon Hills); Mojave Desert Comment
  RSA0098376  Arabis sparsiflora R. G. Swinney 2011-6-6 14987 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  SEINET13276688 Image available Arabis sparsiflora R. G. Swinney 2011-1 15248 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy (Waterman Mt. 7.5' Q.) 1780 Comment
  LA200296  Arabis sparsiflora var. californica Carl Epling; 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SD230158  Aralia californica Louis C. Wheeler 1970-9-10 Los Angeles San Gabriel Mountains: Alder Gulch. Open north-facing ravine with permanent stream. 1584 Comment
  UCR256881  Araujia sericifera R. G. Swinney 2010-8-16 13538 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR281833  Araujia sericifera Mitch Provance, Scott Duff 2017-6-29 617- 76 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  RSA596499  Arbutus menziesii L. C. Wheeler 1966-11-26 9157 Los Angeles San Gabriel Mountains. West Fork San Gabriel Canyon Drainage. Pine Mountain Truck Trail. 914 Comment
  SBBG119159  Arceuthobium divaricatum R. G. Swinney 1997-9-6 5864 Los Angeles Forest Service Rd 4N06 (Mescal Cyn), ca. 2.6 mi N of Big Pines Rd, ca. 10 mi W of FS Rd, ca. 75 m S of only point where stream crosses rd; T4N R8W 1585 Comment
  CATA1786  Arctostaphylos catalinae Benjamin E. Carter, John Clark 2012-8-9 6964 Los Angeles Santa Catalina Island: Bulrush Canyon, below Salta Verde turnoff 255 Comment
  RSA626681  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15792 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626728  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22112 Los Angeles Glendora Ridge Road, 7 km southwest of Baldy Road. 1410 Comment
  SD253438  Arctostaphylos glandulosa R. G. Swinney 2011-10-13 15796 Los Angeles San Gabriel Mountains: Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Highway 2. 1622 Comment
  RSA626719  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1993-11-15 25164 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  UCR256542  Arctostaphylos glandulosa subsp. gabrielensis Anuja Parikh, Nathan Gale 2011-6-18 3486 Los Angeles Transverse Range: San Gabriel Mountains, Aliso Canyon, just west of Angeles Forest Hwy, 0.7 km south-southeast of Aliso Canyon Road 1331 Comment
  CAS-BOT-BC24693  Arctostaphylos glandulosa subsp. mollis John Thomas Howell 1928-2-18 3347 Los Angeles On trail to Switzer's, Arroyo Seco, San Gabriel Mts. Comment
  RSA654359  Arctostaphylos glandulosa subsp. mollis Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 990 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough and Wildwood canyons, west side of peak ''2642''. 762 Comment
  CAS-BOT-BC39340  Arctostaphylos glauca John H. Thomas 1957-3-7 6492 Los Angeles South slope of San Gabriel Mts., near State Highway #2, Angeles Crest Highway, about 3.5 miles north of La Canada. 914 Comment
  RSA616857  Arctostaphylos glauca Cary Otis 1927-1 s.n. Los Angeles Gold Bar Mill site Comment
  RSA631505  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15796 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631546  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15608 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631547  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-10 21999 Los Angeles Road 7N23, north of Burnt Peak. 1425 Comment
  RSA631670  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20488 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA631696  Arctostaphylos glauca Arthur R. Kruckeberg 1940-1-21 466 Los Angeles Strawberry Peak. Comment
  RSA631697  Arctostaphylos glauca Raymond J. Dobbs 1924-4-30 937 Los Angeles 1/2 mile below Switzers. Comment
  RSA631706  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20262 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  UCD51243  Arctostaphylos glauca A. D. Gifford 1934-4-14 117 Los Angeles 2 1/2 miles W. of Simi Pk. 457 Comment
Read comments
May 28 2014
  UCSB4735  Arctostaphylos glauca Ballard 1955-2-15 Los Angeles Lookout over San Gabriel Peak; San Gabriel Mt. Range 914 Comment
  RSA631707  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15937 Los Angeles North of Castaic Lake. 1000 Comment
  RSA634869  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20268 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634921  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20533 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635081  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20373 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  UCR142885  Arenaria macradenia F. W. Peirson 1923-5-25 4286 Los Angeles Transverse Ranges; Liebre Mtns region, summit of Mint Canyon Grade, SW Mojave Desert 976 Comment
  RSA593428  Arenaria macradenia var. arcuifolia Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8895 Los Angeles Liebre Mountains, north slope of Sawmill Mountain, along 7N08 ca. 2.2 miles north of the junction with 7N23. 1463 Comment
  CAS-BOT-BC384748  Arenaria serpyllifolia var. serpyllifolia I. M. Johnston 1918-4-25 1978 Los Angeles Claremont 365 Comment
  UCR270675  Argemone munita R. G. Swinney 2011-5-24 14819 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA0112073  Aristida adscensionis Steven A. Junak 2000-5-18 SCa- 1297 Los Angeles Santa Catalina Island. W side of 4th of July Cove. 36 Comment
  SEINET10967896  Aristida divaricata G. B. Grant Grant 66 Los Angeles Altadena. Comment
  RSA288970  Artemisia californica Lyman Benson 1933-11-12 5721 Los Angeles Westwood, Beverly Hills. 122 Comment
  RSA656135  Artemisia californica Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 665 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 548 Comment
  SD66858  Artemisia californica R. Mitchel Beauchamp 1967-3-20 360 Los Angeles Santa Catalina Island, along beach road south of Avalon Comment
  UCR125926  Artemisia californica A. C. Sanders, Mark Elvin 2002-6-19 25196 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  JEPS30514  Artemisia douglasiana Peter H. Raven and Henry J. Thompson 1959-10-18 14661 Los Angeles near mouth of Topanga Canyon; Santa Monica Mountains 4 Comment
  UCR271209  Artemisia douglasiana R. G. Swinney 2011-11-1 15963 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  RSA127794  Artemisia douglasiana Peter H. Raven, Henry J. Thompson 1959-9-6 14380 Los Angeles Near mouth of Malibu Creek. (Lat; N. 34 degrees, Long. 118 to 119 degrees W.) 12 Comment
  CAS-BOT-BC93868  Artemisia dracunculus F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  RSA589098  Artemisia dracunculus Orlando Mistretta 1994-9-13 1459 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  CAS-BOT-BC93864  Artemisia dracunculus Herman Knoche 1919-7-14 1058 Los Angeles North of Los Angeles Comment
  POM19001  Artemisia ludoviciana subsp. incompta Philip A. Munz 1923-9-1 7711 Los Angeles Swartout Valley, San Gabriel Mts. Narrow north-facing canyon at old sawmill. 2042 Comment
  RSA177586  Artemisia tridentata S. Carlquist 1965-4-22 1701 Los Angeles 11 miles east of Palmdale, along highway Comment
  UC1190081  Artemisia tridentata H. J. Thompson 1951-1-1 1424 Los Angeles 1 mi e Newhall Ranch (along Highway #126, near where Castaic River joins the Santa Clara River); Castaic River 289 Comment
  UC1119416  Artemisia tridentata subsp. parishii A. Lewis 1934-2-1 4297 Los Angeles Oak Springs San Fernando Quadrangle, Oak Springs Comment
  UC1119417  Artemisia tridentata subsp. parishii P. L. Johannsen 1934-2-8 268 Los Angeles 3/4 mi s Newhall; Santa Susana Quadrangle, Placerita Canyon Comment
  UCR239961  Artemisia tridentata subsp. parishii R. G. Swinney 2009-11-13 11617 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  POM705  Arthrocnemum subterminale L. R. Abrams 1902-6-19 2565 Los Angeles Ballona marshes, near Mesmer Comment
  POM145714  Asclepias californica L. R. Abrams 1927-4-30 11712 Los Angeles Antelope Valley between Fairmont and Neenach. Comment
  RSA401380K  Asclepias californica I. M. Johnston 1917-6-20 1355 Los Angeles Baldy Lookout of USFS. 2134 Comment
  UCSB18313  Asclepias californica Mori, Dianna 1964-5-3 Los Angeles Old Ridge Road, 3 miles from State Highway 138 1127 Comment
  UCSB50295  Asclepias californica Reisentz, Paul 1975-5-27 Los Angeles 1 mile north of Mulholland Hwy. on Valley Circle Road 213 Comment
  UCR270076  Asclepias eriocarpa R. G. Swinney 2011-7-21 15545 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA670181  Asclepias erosa Ian Swift 2001-9-10 333 Los Angeles Lower Poison Oak Canyon 1098 Comment
  UC69210  Asclepias erosa H. M. Hall July 1905 6710 Los Angeles Fairmount Mohave Desert, Antelope Valley 853 Comment
  LA50696  Asclepias fascicularis W. O. Griesel; 1936-6-16 sn Los Angeles SANTA MONICA MOUNTAINS, Latigo Canyon Rd. near Mulholland. Comment
  POM155622  Asclepias fascicularis M. L. Bryan 1928-7-30 16 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  RSA594673  Asclepias fascicularis L. C. Wheeler 1967-7-30 10271 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground 1006 Comment
  SFV5530  Asclepias fascicularis W. A. Kelley 1967-9-9 s. n. Los Angeles Calabasas. Dry valley near Craftsman Road. Comment
  CATA3499  Asparagus asparagoides Benjamin J. Dion, Peter Dixon, Monica Tydlaska, Jorge Hernandez 2018-2-22 002 Los Angeles Santa Catalina Island: Channel side; under picnic table by kitchen sinks, between 5-10 meters from the beach at Los Angeles Yacht Club in the Howland's Landing watershed 6 Comment
  CATA2885  Asparagus densiflorus Sara L. Crockett, Michael Daligdig 1996-11-4 28 Los Angeles Santa Catalina Island: Casino point and walkway 9 Comment
  SD197614  Asphodelus fistulosus R. G. Swinney 2008-4-4 8606 Los Angeles San Gabriel Mountains; lower Ham Canyon where it runs through San Dimas Golf Course. 366 Comment
  RSA686307  Aspidotis californica May N. Ackley 1992-1 36 Los Angeles Verdugo Hills 274 Comment
  RSA0011734  Asplenium vespertinum G. R. Proctor 1944-2-27 788 Los Angeles Santa Anita Canyon Comment
  RSA417660  Aster greatae F. R. Fosberg 1931-8-10 s 5630 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UCR61523  Aster greatae T. P. Krantz 1988-4-19 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Pole Creek 612 Comment
  RSA623472  Aster greatae L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon. Comment
  POM158116  Aster subulatus var. ligulatus L. R. Abrams 1902-8-24 2970 Los Angeles Mesmer (now Fox Hills SSE of Culver City) Comment
  UC1922187  Astragalus brauntonii Naomi Fraga, Janell Cassianni, Tim Thibault 2006-5-10 1679 Los Angeles Transverse Ranges; Santa Monica Mountains region; Open fuel break near trail edge on Temescal Ridge. 305 Comment
  SEINET5344068  Astragalus brauntonii E. Braunton 1907-1 Los Angeles Comment
  RSA415462  Astragalus didymocarpus var. didymocarpus Anstruther Davidson 1920-1 s.n. Los Angeles Playa Del Rey Comment
  UCR147607  Astragalus douglasii Naomi Fraga, S. DeGroot 2004-6-1 1234 Los Angeles Transverse Ranges; San Gabriel Mountains region, Along Lytle Creek Ridge Road (3N13) 1982 Comment
  RSA584966  Astragalus douglasii var. douglasii T. S. Ross 1990-6-1 2762 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  IRVC26984  Astragalus gambelianus A. C. Sanders 2003-4-17 26066 Los Angeles Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns. 396 Comment
  SBBG44700  Astragalus lentiginosus R. Hoffmann 1930-4-29 Los Angeles Lancaster 711 Comment
  CAS-BOT-BC187375  Astragalus lentiginosus var. variabilis Timothy S. Ross 1991-4-28 4736 Los Angeles Mojave Desert: ca 940 m due W of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about... 941 Comment
  LA210503  Astragalus purshii var. lectulus T. R. Huggins; 2013-6-29 13- 240 Los Angeles SAN GABRIEL MOUNTAINS, Camp Coulter Pines, E of Jackson Lake. On private drive in front of Boy Scout cabin, 0.1 miles from Mescal Creek Road. 1900.0 Comment
  POM246540  Astragalus trichopodus P. A. Munz 1931-3-31 S- 4431 Los Angeles Avalon, Santa Catalina Island. 10 Comment
  UC397228  Astragalus trichopodus var. lonchus Geo. B. Grant 1906-3-28 2361 Los Angeles Santa Catalina Island Santa Catalina Island (Southern California) Comment
  RSA131033  Astragalus trichopodus var. phoxus Percy C. Everett 1959-6-2 23844 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 183 Comment
  SBBG3252  Astragalus trichopodus var. phoxus H. and M. Dearing 1940-4-21 4217 Los Angeles Lower Bouquet Cyn, E of Saugus Comment
  RSA692173  Astragalus trichopodus var. trichopodus Scott D. White 2003-5-20 9317 Los Angeles Northern Chino hills: Diamond Bar. Hills and canyons within gated community called The Country, east of Diamond Bar Blvd. Steep unnamed canyons draining southward into Tonner Canyon. 244 Comment
  UCR164072  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 2005/08/12.1- 39 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Lagoon State Beach 3 Comment
  POM158131  Atriplex argentea L. R. Abrams 1902-8-22 2968 Los Angeles Near Mesmer Comment
  UC217019  Atriplex californica I. Johnston 1917-6-10 1270 Los Angeles Playa del Rey Playa del Rey (sandy cliffs along shore, Southern California) Comment
  SBBG65413  Atriplex canescens R. Hoffmann 1928-7-9 Los Angeles near "Robbins Cyn", Antelope Valley Comment
  UC221402  Atriplex confertifolia H. M. Hall 1922-12-6 11842 Los Angeles Oban to Lancaster (Antelope Valley); , Oban to Lancaster Comment
  UCR125261  Atriplex heterosperma A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25539 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley 366 Comment
  POM213071  Atriplex johnstonii C. B. Wolf 1930-12-23 5740 Los Angeles Sun sandy soil of coastal bluffs at Playa del Rey. Upper Sonoran Zone 10m. W. of Vista del Mar St. & 2.5 m. so. of no. curb of Freeman St. 30 Comment
  CLARK-A1528-2536  Atriplex lentiformis subsp. breweri John C. Roos 1942-9-12 1724 Los Angeles Santa Monica 15 Comment
  RSA478291  Atriplex lentiformis subsp. breweri F. R. Fosberg 1930-6-30 S- 3075 Los Angeles Del Rey 3 Comment
  CATA201  Atriplex leucophylla Mark L. Hoefs 1973-4-15 180 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  RSA478305  Atriplex leucophylla Blanche Trask 1902-08 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA102292  Atriplex orbicularis S. B. Parish, W. F. Parish 1881-10 1126 Los Angeles Santa Monica Comment
  RSA188922  Atriplex prostrata R. F. Thorne, P. Everett 1965-6-24 s.n. Los Angeles Santa Catalina Island. Shark Harbor, W side of Island. 8 Comment
  RSA600604  Atriplex rosea L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Grandview Canyon, 1/4 mile south of Largo Vista. 1432 Comment
  RSA453955  Atriplex semibaccata E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA600987  Atriplex semibaccata L. C. Wheeler 1967-6-26 9907 Los Angeles San Gabriel Mountains : Placerita Canyon. 548 Comment
  RSA478346  Atriplex subspicata Anstruther Davidson 1923-1 s.n. Los Angeles Balboa? Comment
  RSA478347  Atriplex subspicata Anstruther Davidson 1903-09 2939 Los Angeles Newport Beach Comment
  CDA23334  Atriplex triangularis T. C. Fuller 1963-10-9 11363 Los Angeles West bank of the San Gabriel River at 7th Street bridge, Long Beach. 0 Comment
  RSA251429  Atriplex watsonii R. F. Thorne 1966-4-16 36034 Los Angeles San Clemente Island, 2/3 mile SSE of Eel point and N of seal Cove, SW side of island. 30 Comment
  RSA653463  Avena barbata Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 756 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 487 Comment
  UCR271807  Avena barbata R. G. Swinney 2010-3-24 12065 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA385391  Avena fatua Anstruther Davidson 1917-04 3217 Los Angeles Alvarado Street, Los Angeles. Comment
  RSA694977  Azolla filiculoides Anonymous s.n. Los Angeles Pasadena, Calif. Comment
  SEINET4142883  Azolla filiculoides R. G. Swinney 2008-9-9 9335 Los Angeles San Gabriel Mtns. Little Rock Creek, 0.2 mil north of Little Rock Reservoir. (Pacifico Mountain 7.5' Q.).; 0 960 Comment
  RSA155834  Azolla filiculoides Peter H. Raven 1962-5-22 17853 Los Angeles Santa Catalina Island. Hillside near stream about 1 mile below Middle Ranch. Comment
  RSA694976  Azolla filiculoides Geo L. Moxley 1916-8-17 s.n. Los Angeles L.A. riverbed near Broadway Bridge Comment
  POM158117  Baccharis douglasii L. R. Abrams 1903-8-26 2976 Los Angeles Ballona Creek, near Mesmer Comment
  RSA418208  Baccharis douglasii F. R. Fosberg 1931-7-10 5363 Los Angeles Eagle's Nest, Middle Ran[ch] Canyon, Santa Catalina Island. 180 Comment
  CATA3206  Baccharis glutinosa Julie L. King 2016-11-22 25 Los Angeles Santa Catalina Island: Big Springs Canyon, 0.5 miles north on Isthmus Rd. from junction with road to Little Harbor, 60 meters directly east of Isthmus Rd. in drainage 29 Comment
  RSA654592  Baccharis glutinosa Scott Lowe 1991-4-20 6 Los Angeles San Gabriel River channel, about 100 m. south of Valley Boulevard bridge, city of El Monte. Comment
  POM350446  Baccharis plummerae Wm. Martin 1971-8-25 76 H371B Los Angeles Trancas Canyon area, Santa Monica Mountains. Comment
  CAS-BOT-BC98163  Baccharis salicifolia W. R. Dudley 1907-11-1 s.n. Los Angeles Near Monrovia Comment
  CHSC95342  Baccharis salicifolia LeRoy Gross 2002-3-7 489 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side; Off La Tuna Canyon Road, Santa Monica Mountains Conservancy Land. south of 210 Freeway. Side canyon off of La Tuna Canyon. 579 Comment
  POM310423  Baccharis salicifolia Margaret Hardinge 1945-12-10 153 Los Angeles Little Dalton Canyon. 1159 Comment
  RSA590592  Baccharis salicifolia Timothy S. Ross, Walter Appleby 1993-5-20 7189 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  UCSB10357  Baccharis salicifolia Wedberg, H. 1957-3-25 Los Angeles Sepulveda Can. Comment
  UC30395  Baccharis salicifolia subsp. salicifolia Harley P. Chandler 1897-1-1 Los Angeles Claremont, foothills Comment
  SEINET7003040  Baeria chrysostoma Wanda P. Vestal, A. G. Vestal 1955-3-26 3486 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  UCR124423  Barbarea orthoceras B. C. Templeton 1932-5-31 4848 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SBBG128198  Bassia hyssopifolia M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2191 Los Angeles disturbed area S of rd at northern tip of island, W of NW Harbor 15 Comment
  CAS-BOT-BC75748  Berberis nevinii Carl B. Wolf 1932-7-6 6111 Los Angeles 2 blocks east of Pacoima Grammar School, Van Nuys Boulevard, San Fernando Valley. 335 Comment
  RSA707466  Berberis nevinii Naomi Fraga, Lisa Rojas 2005-4-20 1545 Los Angeles Mouth of Cobal Canyon. Adjacent to fire road in Claremont Wilderness Park. Area burned by Padua Fire 2003. 494 Comment
  POM286771  Berula erecta George B. Grant 1904-6-14 6332 Los Angeles Eastlake Res. Comment
  UCR219348  Beta macrocarpa Lorraine Weller 2010-3-10 100310- 01 Los Angeles Vermont Square Community Garden, 4712 South Vermont, South Los Angeles 48 Comment
  POM350848  Bidens pilosa Ora M. Clark 1929-2-3 1509 Los Angeles Topango [Topanga] Canyon Comment
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May 29 2014
  CAS-BOT-BC101989  Bidens pilosa David D. Keck 1932-10-10 1947 Los Angeles South Pasadena Comment
  RSA367445  Bloomeria crocea var. crocea Albert J. Perkins 1916-5-3 s.n. Los Angeles Lower end of Mt. Wilson Trail Comment
  POM567  Boechera californica I. M. Johnston 1918-4-4 1973 Los Angeles San Antonio Canyon Wash. 366 Comment
  RSA0128794  Boechera californica Percy C. Everett, E. K. Balls 1958-4-25 22955 Los Angeles San Antonio Dam, 4 miles N of Claremont Comment
  SEINET3915184  Bolboschoenus maritimus subsp. paludosus Timothy S. Ross, Steve Boyd 1994-9-21 8333 Los Angeles Liebre Mountains. 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  CATA653  Bothriochloa barbinodis Mark L. Hoefs 1991-4-18 1139 Los Angeles Santa Catalina Island: Near road above Howlands Landing 70 Comment
  RSA0022978  Boykinia rotundifolia Duncan S. Bell, Caitlin Elam 2013-6-24 5230 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  UCR258524  Boykinia rotundifolia R. G. Swinney 2010-8-9 13472 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  RSA592401  Brachypodium distachyon Mark Hoefs, D. Propst 1974-5-10 463 Los Angeles Santa Catalina Island: lower Fern Canyon. 213 Comment
  SD85128  Brachypodium distachyon Peter H. Raven 1962-5-22 17825 Los Angeles Santa Catalina Island; open grass land above Emerald Bay 121 Comment
  RSA0055986  Brassica geniculata Richard G. Swinney 2010-3-22 12038 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UCR223711  Brassica geniculata R. G. Swinney 2009-6-12 11116 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  SEINET10627065  Brassica juncea Heidi H. Schmidt 1999-10-14 Schmidt 3816 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UCR256844  Brassica nigra R. G. Swinney 2010-6-8 13201 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UC1922762  Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Northwest tip of the Verdugo Range, just east of Hansen Dam. West side of Wentworth Street, north of Stonehurst Ave. 305 Comment
  JEPS18579  Brickellia californica Frank W. Peirson 1918-9-7 221 Los Angeles Head of Eaton Creek San Gabriel Mountains, Eaton Creek 1554 Comment
  JEPS26177  Brickellia californica Peter H. Raven and Henry J. Thompson 1959-9-27 14501 Los Angeles Sepulveda Canyon, in coastal sage, Santa Monica Mountains. 243 Comment
  RSA522933  Brickellia californica Timothy S. Ross, Orlando Mistretta 1990-10-24 3297 Los Angeles San Gabriel Mountains: between Venedo and Minero Canyons, 0.6 mi E of the San Gabriel Reservoir. 745 Comment
  IRVC28739  Brickellia nevinii A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25578 Los Angeles Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, N of East Fork Salt Canyon NE end of Santa Susana Mtns. 488 Comment
  RSA595029  Brickellia nevinii Steve Boyd, Lauren Raz 1996-10-8 8992 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  SD181793  Brodiaea filifolia Pam Devries 2001-5-18 Los Angeles San Gabriel Mountain foothills: Glendora area, in or near Wildwood Canyon. 462 Comment
  LA210419  Bromus arizonicus A. M. Johnson; 1937-10-21 68 Los Angeles SANTA MONICA MOUNTAINS, Frat Row. Gayley Ave, near UCLA campus. Comment
  RSA579431  Bromus carinatus var. carinatus Timothy S. Ross 1994-5-31 7962 Los Angeles Pacifico Mountain: W slope. ca. 315 m WSW of the 7124-foot summit. 2085 Comment
  RSA699882  Bromus carinatus var. carinatus LeRoy Gross, Ted Anderson 2004-5-3 1214 Los Angeles Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1458 Comment
  UCD58358  Bromus catharticus D. Dunn 1941-3-3 695 Los Angeles West Los Angeles. Pacific Electric tracks on Santa Monica Blvd. 2 blocks east of Sepulveda Blvd. Comment
  POM363409  Bromus diandrus H. de Forest s.n. Los Angeles Verdugo Woodlands. Comment
  RSA279046  Bromus diandrus R. F. Thorne 1971-4-23 41473 Los Angeles disturbed ground near Santa Anita Canyon Road. San Gabriel Mountains. 457 Comment
  RSA656167  Bromus diandrus Joseph M. Keefe 1977-6-11 22104 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km west of Elinita Ave. Camp Max Straus. 427 Comment
  RSA702155  Bromus grandis Michael Honer 2004-6-22 1988 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  UC1871328  Bromus grandis T. S. Ross, Walter Appleby 1993-5-20 7212 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: Vicinity of Los Pinetos Spring 899 Comment
  CAS-BOT-BC227224  Bromus hordeaceus Timothy S. Ross; Steve Boyd 1994-5-4 7639 Los Angeles Liebre Mountains. San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  RSA732924  Bromus inermis R. G. Swinney 1999-8-16 7638 Los Angeles San Gabriel Mtns.: c. 1.4 mile east of Blue Ridge Campground on ski run 2427 Comment
  RSA716913  Bromus inermis subsp. inermis LeRoy Gross, Bruce Campbell 2006-6-29 2545 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From near 34.33199N, 117.65379W top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  RSA729237  Bromus japonicus R. G. Swinney 1998-7-27 6505 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  UCR147606  Bromus laevipes Naomi Fraga, Paul Morton 2004-5-18 1183 Los Angeles Transverse Ranges; San Gabriel Mountains region, On ridgeline of Mount Hillyer, near summit 1860 Comment
  SD264699  Bromus madritensis Steven A. Junak 2001-5-18 Sca 1531 Los Angeles Santa Catalina Island. Avalon Canyon, at Wrigley Memorial Garden. Comment
  UCR282331  Bromus madritensis subsp. madritensis D. E. Bramlet 2011-5-16 4837 Los Angeles Rio Hondo College parking lot, 1975 ft. east of the 605 freeway & 330 ft. east of Workman Mill Rd., 190 ft. south of Canyon Drive 88 Comment
  SDSU958  Bromus madritensis subsp. rubens D. F. Howe 1976-6-1 4916 Los Angeles South side of Little Sycamore Canyon 488 Comment
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Dec 5 2014
  SBBG14030  Bromus pseudolaevipes P. H. Raven 1962-5-20 17772 Los Angeles rd above Pebbly Beach 60 Comment
  RSA675930  Bromus rubens LeRoy Gross 2003-3-9 789 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway., Between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  UCD59557  Bromus rubens Austin Griffiths Jr. 1969-5-15 5499 Los Angeles Along western berm of Baldwin Avenue north of Cambridge Drive. Comment
  UCR200001  Bromus rubens Valerie Soza, Mariam Sidibeh 2003-3-26 1614 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  SEINET3923427  Bromus sterilis Louis C. Wheeler 1967-7-6 9929 Los Angeles San GABRIEL MOUNTAINS: San Dimas Canyon.; 0 488 Comment
  UCR272360  Bromus tectorum R. G. Swinney 2011-6-20 15225 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  RSA0019950  Bromus tectorum F. Cosand 1963-5-4 43 Los Angeles Lake Hughes Road, 3-4 miles from Castaic. 610 Comment
  RSA0019958  Bromus tectorum Gary D. Cromwell, David W. Wheat 1971-5-14 661 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 564 Comment
  RSA0019959  Bromus tectorum P. A. Munz 1923-5-26 6837 Los Angeles Vincent Gulch, San Gabriel Mountains 2012 Comment
  RSA660992  Buddleja asiatica LeRoy Gross 2001-5-28 410 Los Angeles Verdugo Mountains, south side; Start from dead end street Mesa Lila Road, in city of Verdugo City. Climb ridge between Henderson and Engleheard Canyons to main crest., Then went a short distance down Brand Park Mountain Way from Verdugo Mountain Way 854 Comment
  RSA733726  Calandrinia breweri R. G. Swinney 2000-5-6 7670 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  UC851916  Calandrinia breweri Ira W. Clokey, B. Templeton Mar. 1929 4524 Los Angeles Mandeville canyon Santa Monica Mountains 350 Comment
  RSA592606  Calandrinia ciliata Mark L. Hoefs, Doug Propst 1973-3-14 102 Los Angeles Santa Catalina Island: upper Cape Canyon; east exp. 487 Comment
  RSA251533  Callitriche marginata R. F. Thorne 1973-4-11 42802 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  RSA313031  Calochortus albus Robert F. Thorne s.n. Los Angeles North of Claremont in Foothills of San Gabriel Mountains. Collected by Robert Frampton Comment
  RSA369057  Calochortus catalinae Robert L. Dressler 1949-6-19 896 Los Angeles Johnstone Peak, San Gabriel Mountains. 854 Comment
  SBBG57667  Calochortus catalinae M. N. Ackley -Apr-1928 648 Los Angeles Hollywood Hills Comment
  POM183610  Calochortus catalinae Joseph A. Ewan 1929-5-25 3485 Los Angeles Above Providencio Rancho, Santa Monica Mountains. Comment
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May 9 2014
  SEINET12053878  Calochortus catalinae Unknown 1933-1 8476 Los Angeles near Los Angeles Comment
  POM175373  Calochortus invenustus West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats: north Fork- San Gabriel Canyon. Comment
  RSA699470  Calochortus invenustus LeRoy Gross, P. Morton 2004-6-10 1381 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  UCR182642  Calochortus invenustus R. G. Swinney 1997-6-25 5640 Los Angeles San Gabriel Mtns., southwest of Wrightwood, Blue Ridge c. 0.5 mi. west of Guffy Camp, Forest Service Rd. 3N06, c. 5.1 miles east of Hwy 2 2518 Comment
  RSA671259  Calochortus kennedyi Robert Gustafson 1978-6-1 946 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, area paralleling upper Freeman Canyon, ca 1 mile S of Gorman. 1280 Comment
  UC3402  Calochortus kennedyi A. Davidson Jul 1895 Los Angeles Antelope Valley Comment
  SBBG126976  Calochortus palmeri var. palmeri A. Parikh, N. Gale 2011-7-6 3541 b Los Angeles rd to Barley Flats, 4 km W of Shortcut Stn, 1 km N of St Hwy 2 1675 Comment
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Jun 13 2015
  UCR190746  Calochortus palmeri var. palmeri R. G. Swinney 2001-6-2 7955 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills, junction of Tumbleweed Rd. and Long View Rd. (131st St. East) in ravine west of Long View 1213 Comment
  RSA711436  Calochortus striatus LeRoy Gross 2005-5-19 2297 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  POM29888  Calycadenia tenella Anstruther Davidson 1892-1 s.n. Los Angeles Glendale. Comment
  UCR147280  Calystegia longipes Orlando Mistretta 1992-8-20 774 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  RSA0084657  Calystegia macrostegia R. G. Swinney 2010-3-10 11815 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR239611  Calystegia macrostegia Dan S. Cooper 2012-8-6 812- 53 Los Angeles Western Transverse Range; Santa Monica Mountains, Las Flores Canyon along Gorge Rd. 116 Comment
  UCR259967  Calystegia macrostegia R. G. Swinney 2010-3-18 11983 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  LA94887  Calystegia macrostegia subsp. cyclostegia K. Larson; J. Neel 1950-4-29 2. 2 Los Angeles Highway No. 6, 21 miles east of intersection with Highway No. 99 Comment
  OBI15310  Calystegia macrostegia subsp. intermedia Unknown 1960-5-29 s.n. Los Angeles Chatsworth Lakeside Comment
  RSA187864  Calystegia macrostegia subsp. intermedia R. F. Thorne 1966-4-28 36249 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  RSA71100  Calystegia macrostegia subsp. intermedia F. W. Peirson 892 Los Angeles Santa Monica Canyon, Santa Monica Mts. Comment
  SD230210  Calystegia occidentalis subsp. fulcrata Louis C. Wheeler 1968-5-24 Los Angeles San Gabriel Mountains: Lost Canyon at Bear Creek Trail. Sunny southeast slope at edge of brush. 1219 Comment
  RSA646119  Calystegia peirsonii Orlando Mistretta 1995-4-21 s.n. Los Angeles Little Rock Creek Management Unit; Kitter Section 1158 Comment
  UCR270018  Camissonia R. G. Swinney 2010-3-24 12053 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA465655  Camissonia bistorta Anstruther Davidson 1905-5-1 s.n. Los Angeles Hollywood Comment
  RSA0070369  Camissonia californica R. G. Swinney 2010-3-30 12119 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meers west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  POM49636  Camissonia californica A. D. E. Elmer 1902-06 3929 Los Angeles Acton. Comment
  RSA587237  Camissonia californica Orlando Mistretta 1994-5-11 1186 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  SEINET4040345  Camissonia campestris O. M. Clark 1929-1 1914 Los Angeles West Lancaster, southern California. Comment
  RSA507526  Camissonia campestris subsp. campestris Louis C. Wheeler 1967-7-24 9740 Los Angeles San Gabriel Mountains, Angeles National Forest, Indian Canyon. 701 Comment
  RSA454036  Camissonia cheiranthifolia subsp. suffruticosa Barbara Hutchison 1941-4-26 20505 Los Angeles El Segundo. Comment
  RSA454037  Camissonia cheiranthifolia subsp. suffruticosa Anstruther Davidson 1890-4-6 s.n. Los Angeles San Pedro. Comment
  RSA598202  Camissonia graciliflora Steve Boyd, Lauren Raz 1997-3-4 9132 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  CAS-BOT-BC7133  Camissonia guadalupensis subsp. clementina Peter Hamilton Raven 1962-4-9 17125 Los Angeles San Clemente Island, dune above ocean just south of Eel Point. 12 Comment
  RSA186685  Camissonia guadalupensis subsp. clementina Peter H. Raven 1964-4-18 18772 Los Angeles San Clemente Island, Raven 17628 X Guadalupe Island, Moran & Ernst 6737 (Progenies) Comment
  RSA515098  Camissonia guadalupensis subsp. clementina Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 801 -5 Los Angeles San Clemente Island: Main dune area at Darter Road, NW part of the island. Comment
  POM159461  Camissonia hirtella Thomas Craig 1927-6-19 480 Los Angeles Between Acton and Ravenna, Soledad Canyon. Comment
  RSA448986  Camissonia hirtella Anstruther Davidson 1904-6-1 1083 Los Angeles Wilsons Peak, L.A. Comment
  UCR127170  Camissonia hirtella A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26136 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA507527  Camissonia pallida subsp. pallida Louis C. Wheeler 1967-5-23 9681 Los Angeles San Gabriel Mts., Angeles National Forest: ravine immediately SW of mouth of Bear Canyon of Soledad Canyon, dry sunny ridge about low bushes. 671 Comment
  UCR216560  Camissonia robusta Dan S. Cooper 2010-6-13 610- 68 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Drive west of Griffith Park 155 Comment
  RSA599608  Camissonia strigulosa Steve Boyd, Lauren Raz 1997-4-16 9502 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 854 Comment
  UCR277063  Camissoniopsis R. G. Swinney 2011-6-7 15076 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  UCD103556  Camissoniopsis cheiranthifolia subsp. suffruticosa Kenneth A. Wilson 1961-3-12 997 Los Angeles Zuma Beach. Comment
  UC9910  Canbya candida A. Davidson May 1893 Los Angeles Lancaster Comment
  SD46509  Cannabis sativa Philip A. Munz 1955-11-5 21486 Los Angeles One and a half blocks north of Foothill Blvd. on Mills Ave., Claremont. Comment
  SBBG37965  Capsella bursa-pastoris E. R. Blakley 1963-12-8 6378 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 365 Comment
  SBBG44677  Capsella bursa-pastoris W. A. Wright 1931-2-19 Los Angeles Toyon Cyn on right of school as you look up to hills Comment
  LA51500  Cardamine californica O. H. Kappler; 1943-4-28 375 Los Angeles Santa Monica Mountains, Sepulveda Canyon, Lower end Sepulveda Canyon 152 Comment
  POM369323  Cardamine californica var. californica Martha Hilend 1928-2-9 42 Los Angeles Big Santa Anita Canyon. Comment
  RSA222896  Cardamine californica var. californica Gerald L. Benny, Colin M. Wainwright 1971-5-24 503 Los Angeles Day Canyon, San Bernardino National Forest. 1280 Comment
  CATA3142  Carduus pycnocephalus subsp. pycnocephalus Sarah Ratay 2011-4-28 136 Los Angeles Santa Catalina Island: Middle Ranch Road, sharp turn below Airport-Middle Ranch road junction 394 Comment
  RSA772200  Carex R. G. Swinney 2009-5-27 10874 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
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Sep 12 2018
  UCR182215  Carex R. G. Swinney 1997-6-19 5617 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
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Sep 12 2018
  SEINET10644518  Carex Mildred E. Mathias 1931-6-23 Mathias 931 Los Angeles Near the summit of San Antonio Mountain (Baldy). 3018 Comment
  CAS-BOT-BC17659  Carex alma Carl B. Wolf 1936-5-27 7837 Los Angeles San Gabriel Mountains, Indian Canyon Camp. 2 miles off Soledad Canyon. 914 Comment
  CAS-BOT-BC17676  Carex alma Timothy S. Ross; Steve Boyd 1990-6-1 2758 Los Angeles San Gabriel Mountains. Moody Canyon: drainage northward from Messenger Flats and Mt. Gleason. Along Moody Canyon Stream. 1341 Comment
  RSA584616  Carex alma Timothy S. Ross, Steve Boyd 1990-5-29 2708 Los Angeles San Gabriel Mtns: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station. 1235 Comment
  UCR190860  Carex alma R. G. Swinney 1999-7-28 7600 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, just south of confluence of Clark Gulch 963 Comment
  RSA228940  Carex fracta Robert F. Thorne 1971-8-25 41315 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  CAS-BOT-BC32150  Carex multicaulis J. Ewan; Nesta Ewan 1936-8-2 9885 Los Angeles 1 mi below head of Cedar Canyon, off Mescal Canyon. San Gabriel Mts. Comment
  RSA364680  Carex praegracilis F. R. Fosberg 1930-6-26 S- 3032 Los Angeles Lower Ballona Creek 8 Comment
  UCR272949  Carex rossii R. G. Swinney 2011-8-5 15612 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  UCR147046  Carex schottii L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Graveyard Canyon, second side canyon 610 Comment
  POM9056  Carex senta Phillip A. Munz, R. D. Harwood 1920-3-13 3325 Los Angeles San Jose Hills, Ganesha Park. 305 Comment
  SEINET8989734 Image available Carex specifica Unknown 2006-1 8680 Los Angeles San Gabriel Mountains. Near Angeles Crest Hwy, 0.5 km west of Big Pines and Big Pines Hwy. Mescal Creek 7.5' quad. Comment
  JEPS63654  Carex spissa Dr. A. Davidson 1898-1 Los Angeles Mount Wilson Comment
  UCSB46773  Cassia nemophila Carlos D. Jativa 1971-10-27 2275 Los Angeles collected in Los Angeles Arboretum Los Angeles Arboretum Comment
  RSA0127177  Castilleja Louis C. Wheeler 1967-7-20 10122 Los Angeles Aliso Canyon. 1067 Comment
  RSA425862  Castilleja affinis M. B. Dunkle 1929-2-10 s.n. Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  SEINET4044466  Castilleja affinis D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park. 30 Comment
  LA94902  Castilleja affinis subsp. affinis K. Larson; J. Neel 1950-4-2 29 Los Angeles 365 Comment
  UC57003  Castilleja affinis subsp. affinis Ernest Braunton 1902-3-30 144 Los Angeles Elysian Hills Comment
  UCR210198  Castilleja applegatei R. G. Swinney 2008-8-13 9403 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  RSA145410  Castilleja applegatei subsp. martinii Gale Sphon 1959-6-27 384 Los Angeles Icy Springs, Big Rock Canyon, Angeles National forest, San Gabriel Mountains. Comment
  RSA721304  Castilleja exserta R. G. Swinney 1998-4-11 5931 Los Angeles Claremont, 0.5 mi. to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr 768 Comment
  UC1349034  Castilleja exserta Robert F. Thorne and P. Everett 1965-5-12 34610 Los Angeles Bulrush Canyon; Santa Catalina Island 243 Comment
  UC729802  Castilleja exserta Carl B. Wolf Los Angeles Avalon Santa Catalina Island (first main ridge s of Wm. Wrigley, Jr. home) 243 Comment
  CHSC100405  Castilleja foliolosa John Dittes; Josephine Guardino 2008-2-23 1508 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  RSA764939  Castilleja foliolosa Doris Bowers 1957-3-23 296 Los Angeles Rocky Point, LaVerne 335 Comment
  UC1063296  Castilleja foliolosa A. D. Gifford 1935-4-10 555 Los Angeles 6.75 mi nw Redrock Mountain; Angeles National Forest, Tejon Quad. 1097 Comment
  UCR20063  Castilleja gleasoni T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest. East slope of Mt. Gleason, immediately NE of microwave station on 3N17 1829 Comment
  JEPS81716  Castilleja linariifolia Rimo Bacigalupi with Reino Alava 1958-7-21 6461 Los Angeles northern base Sawmill Mtn. (in bed of Pine Creek, in San Andreas Rift Zone (fault valley), opposite Forsythe Canyon, Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Sawmill Mtn. 1075 Comment
  UCR240005  Castilleja minor subsp. spiralis R. G. Swinney 2009-11-9 11588 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  SD87878  Castilleja plagiotoma Frank W. Peirson 1921-7-3 2727 Los Angeles Blue Ridge, San Gabriel Mts., summit of ridge 2286 Comment
  UC284277  Castilleja plagiotoma P. A. Munz 1923-5-27 6878 Los Angeles Big Rock Creek; San Gabriel Mts. 1295 Comment
  UCR138548  Castilleja plagiotoma Steve Boyd, Orlando Mistretta 1986-3-31 1530 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  CATA2076  Casuarina equisetifolia Amy Catalano, Anne Kelly 2014-10-14 020 Los Angeles Santa Catalina Island: Blackjack Campground 460 Comment
  RSA0091546  Caulanthus amplexicaulis R. G. Swinney 2011-6-14 15126 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  UCR205599  Caulanthus amplexicaulis R. G. Swinney 2008-5-13 8851 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  UCR270500  Caulanthus cooperi R. G. Swinney 2011-4-1 14312 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SD254565  Caulanthus coulteri Jordan Zylstra 2015-4-10 15004 Los Angeles Western Antelope Valley: Tejon Ranch, NW of Quail Lake (Lebec 7.5'Q) 1102 Comment
  UCR280584  Caulanthus lasiophyllus R. G. Swinney 2014-5-13 16483 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  SBBG17874  Caulanthus lasiophyllus P. H. Raven 1962-4-12 17320 Los Angeles near foot of cyn S of cyn below the Tomb 106 Comment
  JEPS42083  Ceanothus arboreus W. L. Jepson 1908-7-13 3062 Los Angeles Swan Canyon Catalina Island Comment
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Feb 13 2012
  SD215636  Ceanothus cordulatus Timothy S. Ross, Steve Boyd & Peter W. Fritsch 1990-6-11 3360 Los Angeles Big Rock Creek Canyon: ca 120 meters north-northwest of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin); Valyermo 7.5' USGS topo sheet 1730 Comment
  CAS-BOT-BC48739  Ceanothus crassifolius Roxana S. Ferris 1941-3-9 10321 Los Angeles Pico Canyon, Santa Susana Mountains, about 2 miles west of U.S. Highway #99 Comment
  RSA398874  Ceanothus crassifolius Edwin Kline 1926-5-9 s.n. Los Angeles Tujunga Canyon. Comment
  UCR205102  Ceanothus crassifolius R. G. Swinney 2008-4-11 8664 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  CAS-BOT-BC48877  Ceanothus cuneatus John Thomas Howell 1928-4-5 3719 Los Angeles near head of Bouquet Canyon, Liebre Mts. Comment
  POM156317  Ceanothus cuneatus L. R. Abrams 1903-3-13 3128 Los Angeles San Gabriel Wash Near Azusa Comment
  RSA0115701  Ceanothus cuneatus Andrew C. Sanders, Teresa B. Salvato 2007-4-24 33492 Los Angeles Tehachapi Mountains: hills above head of Oso Canyon near Kern Co. line, c.1 mi SW of National Cement Plant. 1128 Comment
  UC147933  Ceanothus cuneatus var. cuneatus C. F. Baker 1909-2-15 5237 Los Angeles San Antonio Canyon, Claremont Comment
  UC7071124  Ceanothus cuneatus var. cuneatus A. Lewis Feb 1934 284 Los Angeles Vasquez Rocks 762 Comment
  RSA771771  Ceanothus greggii R. G. Swinney 2009-5-20 10821 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCR251744  Ceanothus impressus var. impressus R. E. Riefner Jr. 2006-6-12 06- 238 Los Angeles Western Transverse Range, East of Sunland, La Crescentia-Montrose, Verdugo Mountains, north side of 210 Freeway, west c. 0.6 mi. from intersection of La Tuna Canyon Rd. and I-210 Freeway 475 Comment
  RSA549131  Ceanothus integerrimus Tim S. Ross, Peter Fritsch 1990-6-20 3685 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  CHSC25948  Ceanothus leucodermis James Henrickson 1972-3-19 7182 Los Angeles Ca 7 air miles north of Sierra Madre along State Hwy 2 in San Gabriel Mts. 1402 Comment
  RSA399753  Ceanothus leucodermis L. E. Hoffman 1932-3-14 s.n. Los Angeles Millard's Canyon, Angeles National Forest [San Gabriel Mountains]. Comment
  UCR259061  Ceanothus leucodermis R. G. Swinney 2010-3-18 11967 Los Angeles San Gabriel Mountains/Verdugo Mountains, Lake View Terrace, SE end of Orcas Park in Hansen Dam Basin, within 10 meters of Salix riparian forest corridor in Big Tujunga Wash 323 Comment
  UCR266383  Ceanothus leucodermis D. E. Bramlet, Allison D. Rudalevige 2009-4-28 4371 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Big Tujunga Canyon Rd., across from nursery 416 Comment
  HSC18372  Ceanothus megacarpus C. S. Apperson 1967-6-24 Los Angeles 0.5 mi. up Stunt Canyon Rd. off Mullholland Dr., Santa Monica Mtns. Comment
  SD90310  Ceanothus megacarpus var. insularis Robert F. Thorne 1970-3-5 39360 Los Angeles Santa Catalina Island: N slope of Blackjack Mt. 456 Comment
  CAS-BOT-BC51423  Ceanothus megacarpus var. megacarpus Geo. B. Grant 1901-3-18 s.n. Los Angeles Los Angeles Comment
  LA52226  Ceanothus megacarpus var. megacarpus Robert Fowler; 1935-2-8 4543 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  RSA399742  Ceanothus oliganthus var. oliganthus Albert J. Perkins 1920-3-20 s.n. Los Angeles San Gabriel Mts. Millards Canyon. Comment
  SJSU10883  Ceanothus perplexans H. E. Sebring 1956-4-29 241 Los Angeles near Llano, Antelope Valley Comment
  UCR217435  Ceanothus sorediatus R. G. Swinney 2009-2-26 10046 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  CDA19187  Centaurea maculosa J. Hartman 2001-5-22 PDR 067680 Los Angeles Southern California; Tanbark Flats, San Dimas Experimental Forest, 3 mi N of Glendora, Angeles National Forest. 0 Comment
  SBBG118760  Centaurea melitensis J. T. Rothrock -Jun-1875 39 Los Angeles Los Angeles Comment
  UCR95167  Centaurium davyi R. F. Thorne 1966-4-28 36246 Los Angeles Channel Islands, Santa Catalina Island, near junction of Wrigley Drive and Renton Mine Road 91 Comment
  RSA611585  Centaurium exaltatum Louis C. Wheeler 1946-9-8 6356 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 mile west of Bear Creek. 518 Comment
  POM83826  Centaurium venustum Marcus E. Jones 1884-5-8 s.n. Los Angeles Pasadena. Comment
  UCR161195  Centromadia pungens subsp. pungens T. B. Salvato, Melissa Clemons 2005-9-27 1242 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
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Jan 8 2013
  UCD170142  Centrostegia thurberi R. G. Swinney 2009-6-17 11170 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR277223  Centrostegia thurberi R. G. Swinney 2010-6-1 13173 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  CAS-BOT-BC167127  Cercocarpus betuloides A. C. Sanders; Mark A. Elvin 2003-6-18 26947 Los Angeles Santa Susana Mountains, Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  RSA453263  Cercocarpus betuloides M. B. Dunkle 1928-2-19 1711 Los Angeles Black Jack Mountain, Santa Catalina Island. Comment
  SD84883  Cercocarpus betuloides var. betuloides Reid Moran 1941-2-28 649 Los Angeles Santa Catalina Island. Head of Johnston's Canyon. 349 Comment
  UC859400  Cercocarpus betuloides var. blancheae Geo. C. Roeding 1922-2-18 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC279532  Chaenactis artemisiifolia Geo. B. Grant 1902-4-7 15724 Los Angeles Near Laurel Canon [Canyon] Comment
  UCR259935  Chaenactis artemisiifolia R. G. Swinney 2010-4-28 12426 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA584221  Chaenactis artemisiifolia Timothy S. Ross, Orlando Mistretta 1993-5-27 7326 Los Angeles W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 841 Comment
  UCSB33699  Chaenactis glabriuscula Griesel, Wesley 1962-5-25 Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mts. 914 Comment
  UC1234753  Chaenactis glabriuscula var. glabriuscula Peter H. Raven 1962-5-1 17523 Los Angeles just s of Agoura; Santa Monica Mountains 259 Comment
  UC221537  Chaenactis glabriuscula var. glabriuscula A. D. E. Elmer 1902-6-1 3702 Los Angeles Acton Comment
  UC63010  Chaenactis glabriuscula var. glabriuscula H. M. Hall May 1 1902-May 3 1902 3047 Los Angeles vicinity of Elizabeth Lake; Antelope Valley 792 Comment
  POM156331  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1902-6-29 2605 Los Angeles Summit of Mt. Wilson. Comment
  RSA587236  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta 1994-5-11 1185 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  POM6070  Chaenactis glabriuscula var. lanosa Manila Seaver s.n. Los Angeles Indian Hill Comment
  UCD130438  Chaenactis santolinoides Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mountains. 2438 Comment
  RSA0037299  Chaenactis stevioides R. G. Swinney 2010-5-11 12661 Los Angeles San Gabriel Mountains: Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA599798  Chaenactis xantiana Steve Boyd, Lauren Raz 1997-3-25 9290 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
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Jul 18 2007
  RSA571276  Chamaesyce albomarginata Steve Boyd, Darin L. Banks, Orlando Mistretta 1994-4-29 8317 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  UC126734  Chamaesyce maculata Geo. B. Grant 1905-9-2 6417 Los Angeles Pasadena Comment
  POM892  Cheilanthes newberryi C. F. Baker 1904-5-6 4733 Los Angeles Hills near Pomona Comment
  RSA423272  Chenopodium album Robert Gustafson 1981-5-15 2225 Los Angeles Ballona Wetlands, Area 2 Comment
  SBBG102663  Chenopodium album C. F. Smith 1958-8-27 5846 Los Angeles Ventura Blvd near Sepulveda Blvd, San Fernando Valley Comment
  CHSC95535  Chenopodium berlandieri LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 275 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. 609 Comment
  OBI79186  Chenopodium berlandieri A. C. Sanders, Dan S. Cooper 2010-4-30 38122 Los Angeles South Coast, Madrona Marsh, Torrance (Torrance 7.5' Q) Disturbed remnnat patch of Los Angeles costal prairie, with semi-permanent pools and vernal pool remants (both now fed partially by urban runoff), annual grassland, willow woodland, and coastal sage scrub, Former oil field with gravel service road remnants, Area partially "revegated" with CA native species which may or may not be native to the site. 24 Comment
  RSA0105026  Chenopodium berlandieri R. G. Swinney 2011-10-18 15814 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  UCR255795  Chenopodium berlandieri R. G. Swinney 2010-4-20 12306 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  UCR272534  Chenopodium berlandieri R. G. Swinney 2011-9-22 15680 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  RSA598573  Chenopodium berlandieri L. C. Wheeler 1966-11-23 9146 Los Angeles San Gabriel Mountains. West Fork San Gabriel Canyon. Comment
  RSA593419  Chenopodium botrys Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8901 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA713806  Chenopodium botrys Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1364 Los Angeles Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  RSA771568  Chenopodium californicum R. G. Swinney 2009-5-6 10666 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCSB1676  Chenopodium californicum Haller, Norman 1953-3-4 Los Angeles Faculty Hill, UCLA Comment
  SD181598  Chenopodium californicum Louis C. Wheeler 1967-5-31 9798 Los Angeles San Gabriel Mountains, just over the rise immediately west of Caldwell Lake, at edge of shrub [scrub?]. Comment
  UCR210089  Chenopodium fremontii R. G. Swinney 2008-8-13 9397 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  RSA229882  Chenopodium leptophyllum H. A. Wahl 1966-8-26 21758 Los Angeles 1 mile W of Big Pines 2134 Comment
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Oct 29 2009
  UCR125558  Chenopodium pumilio A. C. Sanders 2003-5-26 26852 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UC2026424  Chenopodium strictum var. glaucophyllum Louis C. Wheeler 1966-10-25 9068 Los Angeles SAN GABRIEL MOUNTAINS: E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  SDSU11879  Chlorogalum pomeridianum D. F. Howe 1952-9-14 2260 Los Angeles West slope of Lookout Mt. Santa Monica mts. Comment
  POM21161  Chorizanthe staticoides Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  SD257354  Chorizanthe staticoides R. G. Swinney 2010-3-10 11834 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 mile east of 14 Hwy, at the canyon mouth to 300 meters SE along ridgetip to the east of Whitney Canyon (Oat Mt. 7.5'Q) 441 Comment
  UCR192542  Chorizanthe watsonii T. B. Salvato 2008-4-25 3343 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, south of Hwy 138, foothills between Horse Camp Canyon and Cow Spring Canyon, 1/4 mi southwest of VABM(3291 ft) Zana 945 Comment
  UCR93942  Chrysanthemum coronarium B. G. Pitzer, Paul Gomez 1996-4-28 2742 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  CAS-BOT-BC36281  Chrysolepis sempervirens Joseph Andorfer Ewan 1936-7-22 9831 Los Angeles Blue Ridge Crest 2377 Comment
  CAS-BOT-BC280034  Cirsium mohavense John Thomas Howell 1952-10-26 28880 Los Angeles Just north of Lancaster Comment
  RSA602443  Cirsium occidentale var. californicum Scott D. White 1997-5-8 5084 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  CAS-BOT-BC285595  Cirsium occidentale var. occidentale Le Roy Abrams 1901-4-1 1214 Los Angeles Ballona Harbor Comment
  POM293895  Cirsium occidentale var. occidentale Lyman Benson 1947-3-29 12286 Los Angeles Indian Hill, City of Claremont. 427 Comment
  CAS-BOT-BC292692  Cirsium occidentale var. venustum W. R. Dudley; F. H. Lamb 1896-6-9 4420 Los Angeles Elizabeth Lake Canyon, Liebre Mountains Comment
  RSA137530  Cirsium ochrocentrum George W. Garrettson 1960-7-22 s.n. Los Angeles Southern Pacific RR right of way about 100 yards W of Water Street, Walnut. Comment
  UCR109687  Cirsium vulgare R. D. Goeden, Don W. Ricker 1972-5-19 s.n. Los Angeles San Jose Hills, Bonelli Regional Park, south of Puddingstone Reservoir, along Via Verde 1/2 mile east of 210 Freeway, between Pomona and San Dimas 305 Comment
  RSA651541  Cistanthe monandra Marion P. Harthill 1975-5-12 s.n. Los Angeles Hwy. N4, Mojave Desert. Comment
  POM117877  Clarkia bottae Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA0115257  Clarkia bottae Richard G. Swinney 2010-5-25 12942 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA453456  Clarkia bottae Anstruther Davidson 1889-07 s.n. Los Angeles Foothills. Los Angeles. Comment
  RSA453457  Clarkia bottae Louis C. Wheeler 1931-5-5 s.n. Los Angeles San Dimas Canyon. Comment
  UCR23522  Clarkia cylindrica John C. Roos 1942-6-6 988 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  RSA73318  Clarkia cylindrica subsp. cylindrica F. W. Peirson 1930-5-12 4113 Los Angeles North slope along road above Bouquet Canyon. 1067 Comment
  UC56101  Clarkia dudleyana J. H. Barber 1897-6-30 Los Angeles Pierson's Mine Comment
  LA85597  Clarkia epilobioides Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Dry Canyon-Cold Creek Road. Comment
  POM246438  Clarkia epilobioides F. R. Fosberg 1931-4-10 S- 4549 Los Angeles Avalon Canyon, Santa Catalina Island. 140 Comment
  RSA150910  Clarkia epilobioides Peter H. Raven 1962-5-9 17699 Los Angeles Just north of Gray, San Clemente Island. 427 Comment
  RSA600081  Clarkia heterandra Steve Boyd, Lauren Raz 1997-5-20 9795 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  UCR127900  Clarkia purpurea A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26105 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  SBBG60331  Clarkia purpurea subsp. purpurea R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake Comment
  SD69011  Clarkia purpurea subsp. quadrivulnera Robert F. Thorne, D. Propst 1968-5-29 Los Angeles Santa Catalina Island. Upper Cape Canyon below reservoir. 305 Comment
  SD197834  Clarkia similis Peter L. Morrell, L. D. Gottlieb, Vera Ford 1996-4-10 489 Los Angeles San Gabriel Mountains: San Antonio Canyon, Mount Baldy Road, along edges of trail in Evey Canyon, trail begins beyond curve within 200 meters of entrance, just beyond large rock outcrop. 719 Comment
  RSA448587A  Clarkia unguiculata Frances M. Morey 1922-05 s.n. Los Angeles Los Angeles. Comment
  UCSB51886  Clarkia unguiculata Love, Milton 1967-5-12 Los Angeles South side of Cold Canyon Road, 1.2 miles east of its junction with Puma Road, Santa Monica Mountains 304 Comment
  RSA597992  Claytonia exigua subsp. exigua Steve Boyd, Lauren Raz 1997-3-14 9164 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, eastern slope of Horse Camp Canyon. 1389 Comment
  CHSC83679  Claytonia parviflora subsp. parviflora John Dittes 1990-6-7 77 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Big Tujunga Creek; ca. 1.2 air miles northeast of dam. 922 Comment
  RSA658366  Claytonia parviflora subsp. parviflora Naomi Zohman 1985-4-28 17 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  RSA724614  Claytonia parviflora subsp. utahensis K. Dobry 1991-4-22 457 Los Angeles San Gabriel Mts. at Elsmere Cyn Comment
  SD253497  Claytonia parviflora subsp. viridis R. G. Swinney 2011-5-19 14783 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of junction of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon, south side of Coldwater Canyon creek (Chilao Flat 7.5'Q) 1073 Comment
  RSA0080466  Claytonia peirsonii subsp. peirsonii Orlando Mistretta 1987-5-13 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains; Head of Delker Canyon along trail 7W08 immediately east of Kelly's Camp. 2409 Comment
  SFV1189  Claytonia perfoliata M. L. Vincent 1963-5-7 343 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  SFV1191  Claytonia perfoliata P. G. Kilburn 1958-3-29 668 Los Angeles Santa Susana Mountains Oat Mountain, Phil Gentile Ranch. On north slope, 200 yards west of road. Comment
  RSA466710  Claytonia perfoliata subsp. mexicana I. W. Clokey, Bonnie C. Templeton 1929-03 4527 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  UCD100788  Claytonia perfoliata subsp. mexicana Kenneth A. Wilson 1961-2-18 847 Los Angeles Santa Monica Mtns., Calabasas. Mulholland Hwy. Comment
  POM795  Claytonia perfoliata subsp. mexicana E. T. Terry s.n. Los Angeles San Dimas Canyon. 610 Comment
  RSA0059510  Claytonia perfoliata subsp. perfoliata Timothy S. Ross, Steve Boyd 1994-5-25 7898 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  RSA613169  Claytonia perfoliata subsp. perfoliata Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UCR200022  Clematis lasiantha Valerie Soza, Mariam Sidibeh 2003-3-26 1622 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, near junction of Ridge Motorway and Gladys Motorway, off junction of Camino San Rafael and Flintridge Drive, south-southwest of Flint Peak 564 Comment
  UCR270090  Clematis lasiantha R. G. Swinney 2011-4-9 14365 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  JEPS60560  Clematis ligusticifolia Frank W. Peirson 1918-10-21 52 Los Angeles San Antonio Canyon 1341 Comment
  UC853936  Clematis ligusticifolia Ira W. Clokey, B. Templeton June 1929 4595 Los Angeles Santa Monica Mts., Mandeville Canyon 200 Comment
  UCR232385  Cleomella obtusifolia Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8065 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, along east side of Sierra Highway, 230 m south of Avenue E 702 Comment
  RSA0091667  Coldenia nuttallii Bonnie C. Templeton 1971-5-16 11613 Los Angeles About 7 mi. n.e. of Palmdale. 815 Comment
  UC1032569  Collinsia bartsiifolia var. bartsiifolia A. D. Gifford 1935-4-10 559 Los Angeles 7.5 mi n Redrock Mtn (2.25-2.5 mi w of Threepoint (in Pine Canyon) in foothills, just s of Neenach on annon. annot.); Tejon Quad 1097 Comment
  RSA584967  Collinsia callosa Tim S. Ross, Steve D. Boyd 1990-6-1 2761 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  SD230297  Collinsia heterophylla Louis C. Wheeler 1968-5-24 Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1250 Comment
  UC166909  Collinsia parryi Geo. B. Grant 1905-5-4 201 Los Angeles San Gabriel Mountains, Pasadena, Willard Canyon Pasadena; San Gabriel Mountains, , Willard Canyon Comment
  RSA0117326  Collinsia parryi Wesley O. Griesel 1961-4-18 s.n. Los Angeles Switzers Inlet, San Gabriel Mountains. 762 Comment
  POM18357  Collomia grandiflora P. A. Munz 1923-6-9 6917 Los Angeles Canyon, Six miles north of Elizabeth Lake. Comment
  SBBG103994  Colutea arborescens D. Kucera 1992-6-4 92 -1 Los Angeles Santa Anita Cyn, jct of Sturdevant Falls Trail and trail to Sturdevant Camp and Mt Wilson 548 Comment
  UCR178375  Conium maculatum LeRoy Gross, Steve Larson, Valerie Soza 2001-5-31 386 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. At mouth of Dead Horse Canyon, along road (Heather Ridge Dr.) where paved road ends 305 Comment
  POM211795  Conium maculatum L. C. Wheeler 1933-9-10 2106 Los Angeles Santa Anita Canyon at W Fork 595 Comment
  POM3593  Convolvulus arvensis I. M. Johnston 1918-5-19 2000 Los Angeles Near Pomona. 305 Comment
  SBBG131678  Convolvulus simulans S. A. Junak 1999-5-20 SCa 933 Los Angeles ridge between Cottonwood and Escondido Cyns, S side of Cottonwood-Black Jack Rd, ca. 0.6 mi up from reservooir 256 Comment
  RSA279047  Conyza bonariensis R. F. Thorne 1971-4-23 41472 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  RSA412290  Cordylanthus rigidus subsp. setiger F. R. Fosberg 1931-8-10 S 5625 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  SBBG126966  Cordylanthus rigidus subsp. setiger A. Parikh, N. Gale 2011-6-27 3510 Los Angeles upper Big Tujunga Cyn, just N of Shortcut Station, 0.6 km N of St Hwy 2; San Gabriel Mtns 1285 Comment
  UCR270867  Coreopsis bigelovii R. G. Swinney 2011-5-26 14880 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UCR143403  Coreopsis gigantea F. R. Fosberg 1931-3-27 S- 4420 Los Angeles Channel Islands, Pebble Beach Road, Santa Catalina Island 50 Comment
  SEINET2122131  Corethrogyne M. L. Carson 1968-12-19 1304 a Los Angeles State Highway 138 at junction with county road N2 (Old Ridge Route) ca. 8 mi E of Gorman, along N side of highway 1220 Comment
  CAS-BOT-BC105686  Corethrogyne filaginifolia Timothy S. Ross; Steve Boyd 1994-9-21 8283 Los Angeles Liebre Mountain - vicinity of West Summit (contrued as knoll ca 85 m S of intersection of sections 3,4,9,10). 1708 Comment
  CHSC95353  Corethrogyne filaginifolia LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 287 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 914 Comment
  OBI35708  Corethrogyne filaginifolia Rebecca Cicoria 1982-4-25 48 Los Angeles Palos Verdes Peninsula: George F. Cyn, Rolling Hills Comment
  SBBG60526  Corethrogyne filaginifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UC63363  Corethrogyne filaginifolia Ernest Braunton 1902-8-1 646 Los Angeles Los Angeles Comment
  UCR247995  Corethrogyne filaginifolia David J. Keil 1986-9-27 19737 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  UCR261323  Corethrogyne filaginifolia R. G. Swinney 2010-3-13 11885 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  UCR220223  Coronopus didymus R. G. Swinney 2009-4-7 10283 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  CATA2888  Cosmos bipinnatus Sara L. Crockett, Michael Daligdig 1996-11-4 23 Los Angeles Santa Catalina Island: Casino point and along walkway 4 Comment
  UCR65251  Cotula australis F. R. Fosberg 1931-4-8 S- 04506 Los Angeles Channel Islands, Santa Catalina Island, Avalon 10 Comment
  CAS-BOT-BC427742  Crassula connata Louis C. Wheeler 1932-3-9 471 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  POM624574  Crassula connata L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 601 Comment
  RSA249740  Crassula connata var. erectoides R. F. Thorne, M. Z. Thorne 1973-2-12 42464 Los Angeles Blue Cavern Point, Santa Catalina Island. 61 Comment
  RSA251477  Crassula connata var. erectoides R. F. Thorne 1973-4-11 42800 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  RSA595018  Crossosoma californicum Mark Hoefs 1996-4-6 2670 Los Angeles Santa Catalina Island. Old Bird Park, Avalon canyon. 104 Comment
  SBBG128306  Crossosoma californicum S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 35 Los Angeles Deer Valley Trail 92 Comment
  SD69030  Crossosoma californicum Robert F. Thorne, D. Propst 1968-5-29 37706 Los Angeles Santa Cataline Island, Hamilton Canyon 29 Comment
  LA204935  Croton californicus A. M. Johnson; 1928-3-13 2856 Los Angeles Del Rey Hills Comment
  RSA127987  Croton californicus H. J. Thompson 1958-10-23 1816 Los Angeles Point Dume. 30 Comment
  UCR100070  Croton californicus R. G. Swinney 1969-4-22 342 Los Angeles San Gabriel Valley, N and adjacent to Barnes Park along Rivergrade Rd., Baldwin Park. c. 200 yards east of San Gabriel River Channel. 91 Comment
  SBBG131669  Cryptantha S. A. Junak 1999-5-20 SCa 936 Los Angeles ridge between Cottonwood and Escondido Cyns, S side of Cottonwood-Black Jack Rd, ca. 0.6 mi up from reservooir 256 Comment
  SEINET3245986  Cryptantha barbigera R. G. Swinney 2009-1 10853 -A Los Angeles Transverse Range; San Gabriel Mtns.: Pechner Canyon, SE of community of Juniper Hills. 446 Comment
  RSA599782  Cryptantha circumscissa Steve Boyd, Lauren Raz 1997-3-25 9275 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
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Sep 12 2007
  RSA79610  Cryptantha circumscissa F. W. Peirson 1933-5-13 10667 Los Angeles Lovejoy Buttes, SW Mojave Desert. Comment
  UCR93304  Cryptantha circumscissa T. S. Ross, Steve Boyd 1994-5-25 7881 Los Angeles Liebre Mtns., West Summit of Liebre Mtn, West Summit here construed as the rounded knoll 100 m south of the intersection of sections 3, 4, 9, 10. 1709 Comment
  RSA177785  Cryptantha clevelandii R. F. Thorne, P. Everett 1965-5-10 34499 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  UC78567  Cryptantha clevelandii LeRoy Abrams 1903-3-14 3139 Los Angeles near Malaga Cove (San Pedro hills); San Pedro Hills Comment
  UCR229155  Cryptantha clevelandii Dan S. Cooper 2011-4-8 411- 47 Los Angeles South Coast, Ballona Wetlands Ecological Reserve, 'Area B' at far western end south of Ballona Creek and north of Culver Blvd. 4 Comment
  UCD119640  Cryptantha clevelandii Robert F. Thorne; M. Z. Thorne 1973-2-12 42470 Los Angeles Santa Catalina Island, north of Marine Science Station at Fisherman's Cove. 45 Comment
  RSA724749  Cryptantha intermedia K. Dobry 1991-5-13 532 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  SDSU5420  Cryptantha intermedia R. M. Beauchamp 1967-3-18 303 Los Angeles San Clemente Island. Comment
  UCR89949  Cryptantha intermedia Scott D. White, Chet McGaugh 1995-6-6 3222 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA0075634  Cryptantha intermedia var. johnstonii L. C. Wheeler 1932-4-15 621 Los Angeles 2.5 miles NNE of Claremont 419 Comment
  LA94311  Cryptantha microstachys W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA647802  Cryptantha microstachys LeRoy Gross, Laura Moore 2000-6-5 221 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  RSA0110792  Cryptantha muricata R. G. Swinney 2011-4-28 14529 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam. 878 Comment
  SEINET4044556  Cryptantha muricata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  UCR224268  Cryptantha muricata R. G. Swinney 2009-6-24 11273 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UCR277413  Cryptantha muricata R. G. Swinney 2010-5-21 12896 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  UCR273436  Cryptantha muricata var. denticulata R. G. Swinney 2011-4-26 14472 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA0079310  Cryptantha muricata var. jonesii Scott D. White, Justin Wood 2008-5-6 11932 -B Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  RSA0079319  Cryptantha muricata var. jonesii Wayne E. Sawyer 1981-6-11 15 Los Angeles Ca Hwy 2 between Dawson Saddle and Junction of Hwy 39, 2.75 from Dawson Saddle. 2241 Comment
  RSA0079411  Cryptantha muricata var. jonesii F. W. Peirson 1919-5-7 1024 Los Angeles South side of New York Drive, Altadena, (east of Hill Ave.). Comment
  RSA0079587  Cryptantha muricata var. muricata C. B. Wolf 1928-4-1 1613 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  RSA0117598  Cryptantha muricata var. muricata A. C. Sanders 2008-4-23 35094 Los Angeles Transverse Range; western San Gabriel Mtns.: upper Cow Spring Canyon. 1140 Comment
  VVC2919  Cryptantha nevadensis var. rigida Tim Thomas 2014-5-4 6290 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  UCSB27833  Cryptantha oxygona Blakely, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  RSA0079525  Cryptantha pterocarya var. pterocarya R. G. Swinney 2008-5-5 8769 Los Angeles Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  SEINET10376298 Image available Cryptantha pterocarya var. pterocarya Larry C. Higgins 1974-4-11 8444 Los Angeles 4 miles east of Pearblossom on Hwy 18 Comment
  RSA0079294  Cryptantha pterocarya var. pterocarya R. F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41588 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA0079168  Cryptantha pterocarya var. purpusii R. F. Thorne, J. P. Simon, J. Dourley, H. Caulfield 1970-5-1 39549 B Los Angeles Mojave Desert: Ca. 3 mi S of Pearblossom near junction of Valyermo & Pearblossom roads. 1158 Comment
  SDSU20032  Cryptantha wigginsii Michael G. Simpson, Lori L. Simpson 2012-4-21 3682 Los Angeles Santa Catalina Island. West-facing road cut, on road between Cherry Cove and Howland's Landing. 51 Comment
  SEINET10682282  Cucurbita Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2512 Los Angeles City of Pasadena. Farmers Family Food Mart, 452 N. Los Robles. Comment
  RSA786895  Cuscuta californica Doris Bowers 1957-3-10 739 Los Angeles Rocky Point, LaVerne. 335 Comment
  UCR126696  Cuscuta californica A. C. Sanders, Andy Thomson 2003-4-15 25992 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  CHSC85559  Cuscuta californica var. californica John Dittes 2003-12-24 856 Los Angeles Western Transverse Range; southwest slope of Verdugo Mts. On ridge between Chandler and Jeffries Canyons; ca. 3.4 air-miles northwest of Burbank City Hall, ca. 0.8 air-mile south of La Tuna Cyn. Road, ca. 0.8 air-mile north by northeast of intersection of Hollywood Way and I-5; along graded fire road above (northeast of) Lanark Street. 452 Comment
  UCD54441  Cuscuta indecora var. indecora Steve Orloff 1986-8-26 11 Los Angeles Lancaster, 70th St. West and Ave D. Comment
  UCR182894  Cuscuta indecora var. neuropetala T. C. Fuller 1958-8-5 3970 Los Angeles Western Mojave Desert; Antelope Valley, north side Avenue K, east of 30th St. [East], Lancaster 739 Comment
  UCR178888  Cuscuta subinclusa R. G. Swinney 1989-7-31 s.n. Los Angeles San Gabriel Mtns., Glendora, Colby Fire Break c. 100 yds. south of Glendora Mtn. Rd. 473 Comment
  LA50813  Cuscuta subinclusa Peter H. Raven; 1958-11-3 13767 Los Angeles Santa Monica Mountains, Bel Air Hotel, W Los Angeles 228 Comment
  POM3360  Cycladenia humilis var. venusta I. M. Johnston 1917-7-4 1428 Los Angeles South slope of Baldy. 2363 Comment
  RSA0014968  Cyclospermum leptophyllum Steve Boyd, R. E. Riefner 2007-4-27 11738 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  RSA602482  Cylindropuntia californica var. parkeri L. C. Wheeler 1968-9-16 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs Canyon. Comment
  RSA0059449  Cylindropuntia echinocarpa Steve Boyd, Lauren Raz 1996-10-14 9056 Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  RSA623812  Cynodon dactylon Arthur R. Kruckeberg 1939-12-21 s.n. Los Angeles On hills around Occidental College Comment
  RSA715121  Cynodon dactylon Daisie Huang 2006-3-9 60309 -3 Los Angeles Vacant lot on Huntington Dr. east of Highland Ave., Duarte, CA. Sunny flat. 165 Comment
  CDA2586  Cyperus gracilis Tom Yutani 1983-9-2 Los Angeles Santa Monica. 0 Comment
  UCR259616  Cyperus squarrosus R. G. Swinney 2010-9-7 13705 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  POM11156  Cystopteris fragilis F. W. Peirson 1920-9-15 s.n. Los Angeles Mt. San Antonio, north slope 2819 Comment
  RSA725241  Dactylis glomerata K. Dobry 1991-5-2 d- 569 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA173361  Datisca glomerata J. D. Olmsted 1959-9-30 1062 Los Angeles Along Mt. Baldy Trail to water supply meadow, above Camp Baldy; then left on side trail for 1.5 miles to stream crossing. 1860 Comment
  RSA421877  Datura wrightii D. S. Krause 1939-07 s.n. Los Angeles Hillsides above La Canada Comment
  RSA421890  Datura wrightii E. Fitzgerald 1930-5-8 s.n. Los Angeles Sandy wash, Sunland Comment
  UCD126642  Datura wrightii Kenneth A. Wilson 1961-4-26 1161 Los Angeles Soledad Canyon, small burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. Comment
  UCR127196  Daucus pusillus A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26282 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  RSA470784  Daucus pusillus M. B. Dunkle 1939-4-6 7300 Los Angeles Mosquito Harbor. San Clemente Island Comment
  CAS-BOT-BC130931  Deinandra clementina C. B. Wolf 1932-10-3 4217 Los Angeles 200 yds from Pebbly Beach Tent City on way to Avalon, Santa Catalina Isl. 7 Comment
  SBBG12878  Deinandra clementina E. R. Blakley 1962-6-9 5189 Los Angeles China Pt 6 Comment
  SD69731  Deinandra fasciculata Robert F. Thorne 1966-4-28 36243 Los Angeles Santa Catalina; near junction of Wrigley Drive and Renton Mine Road. 105 Comment
  UCSB9930  Deinandra fasciculata Wedberg, H. 1958-7-14 Los Angeles Faculty Hill, UCLA Comment
  RSA713807  Delphinium cardinale Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1353 Los Angeles Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  PASA2531  Delphinium parishii Florence Brubaker Los Angeles Mint Canyon Comment
  RSA305974  Delphinium parishii subsp. parishii J. L. Huber 1975-6-8 1551 Los Angeles San Gabriel Mountains, 1 mi. north of U.S. Forest Sevice station 1524 Comment
  RSA612068  Delphinium parryi Valerie L. Soza 1998-4-26 79 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  RSA595866  Delphinium parryi subsp. parryi Tim S. Ross, Victor W. Steinmann 1995-5-8 8546 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  SBBG125466  Delphinium patens subsp. hepaticoideum A. Parikh, N. Gale 2010-6-18 3334 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.4 km W of Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  LA200715  Dendromecon rigida Harlan Lewis; 1949-2-4 1060 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 670 Comment
  LA200718  Dendromecon rigida Sharon Johnston; 1957-4-11 20 Los Angeles 548 Comment
  OBI70926  Dendromecon rigida Steve Boyd, Lauren Raz 1997-3-26 9326 Los Angeles Liebre Mts region: Portal ridge N of Lake Hughes, upper end of Myrick Cyn drainage along Lakeview rd 1134 Comment
  OBI71767  Dendromecon rigida Tony Simon 1994-4-30 12 Los Angeles San Gabriel Mts. Big Tujunga Cyn Rd. 6 mi past jctn with Angeles Crest hwy- trl on left of road 762 Comment
  UCR269942  Dendromecon rigida R. G. Swinney 2010-4-13 12188 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA433200  Dendromecon rigida subsp. rhamnoides Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCR126546  Descurainia obtusa subsp. adenophora Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River 305 Comment
  RSA0056486  Descurainia pinnata subsp. glabra Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Transverse Ranges; Liebre Mountains region: Bouquet Canyon. Comment
  POM97782  Dicentra chrysantha Marcus E. Jones 1903-6-28 s.n. Los Angeles Mountains near Pasadena Comment
  SDSU7274  Dicentra chrysantha A. H. Gallup 1948-4-28 159 Los Angeles ' The Wash' Claremont. 366 Comment
  RSA376846  Dichelostemma capitatum subsp. capitatum N. C. Cooper 1948-4-21 2663 Los Angeles Littlerock Reservoir. 762 Comment
  RSA376847  Dichelostemma capitatum subsp. capitatum N. C. Cooper 1945-5-1 2194 Los Angeles Tapia Park area, Santa Monica Mountains 610 Comment
  RSA527649  Dichelostemma capitatum subsp. capitatum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4368 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  CAS-BOT-BC209062  Digitaria sanguinalis Peter H. Raven; Henry J. Thompson 1959-9-18 14440 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard, West Los Angeles - Santa Monica Mountains 76 Comment
  UCD64075  Digitaria sanguinalis Peter H. Raven 1957-9-21 11345 Los Angeles West Channel Road, Santa Monica. Comment
  UCR182261  Dimorphotheca sinuata R. G. Swinney, Dave Larson 1998-4-26 6026 Los Angeles San Gabriel Mtns., LaVerne, north Marshall Canyon watershed, 2.1 miles NE of Wheeler Ave. and Golden Hills junction on Sunset Ridge Rd., along dirt motorway 549 Comment
  PASA101  Diplacus longiflorus Loletta Hiebert Los Angeles Arroyo Seco Comment
  SD41998  Diplacus longiflorus Darley F. Howe 1947-5-4 Los Angeles Mint Canyon, dry hillside Comment
  SBBG132006  Diplacus parviflorus S. A. Junak, B. Collins 1991-4-25 SCI 227 Los Angeles head of S fork of Burns Cyn, just S of field station 432 Comment
  CAS-BOT-BC195623  Distichlis spicata Edgar A. Mearns 1894-8-25 4054 Los Angeles San Clemente Island Comment
  RSA0072145  Dodecahema leptoceras Orlando Mistretta, Mike Hammitt 1991-4-16 s.n. Los Angeles Bee Canyon. 582 Comment
  RSA461497  Dodecatheon clevelandii Geo. L. Moxley 1914-02 202 Los Angeles Hills NW from Highland Park. Comment
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Nov 12 2009
  NY324342  Dondia taxifolia L. Abrams 1902-6-9 2490 Los Angeles Playa del Rey Comment
  SEINET10682323  Dovyalis caffra S. Krosnick 2002-1-1 Krosnick 556 Los Angeles UCLA Campus. Originally collected by Arthur Gibson from plants in cultivation at the UCLA Mildred E. Mathias Botanical Garden. Comment
  SEINET3871639  Dryopteris arguta Timothy S. Ross, Steve Boyd; Steve W. Burns 1994-7-6 8110 Los Angeles Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge and joins Clearwater Canyon at Plum Spring. Green Valley 7.5' USGS Quadrangle.; 0 814 Comment
  CAS-BOT-BC67941  Dryopteris arguta Geo. B. Grant 1903-2-1 s.n. Los Angeles Covina Comment
  RSA0029417  Dudleya John F. Emmel 1996-5-11 1398 Los Angeles Sierra Pelona, ESE of Bouquet Reservoir; along USFS Road 6N07, 0.6-1.1 road mi ENE of junction with USFS Road 6N08. 1372 Comment
  UCR193682  Dudleya cymosa R. G. Swinney, Dave Larson 1999-5-29 7233 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  RSA83348  Dudleya cymosa subsp. pumila F. W. Peirson 1924-5-27 4640 Los Angeles Trail below Colby's 853 Comment
  RSA423524  Dudleya densiflora Erwin Miller 19243 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  RSA423534B  Dudleya farinosa G. D. Wallace 1965-5-8 s.n. Los Angeles L.A. County Comment
  UC933281  Dudleya greenei C. B. Wolf May, 1932 3588 Los Angeles 3/4 mi Little Harbor (paralleling rd to Isthmus); Santa Catalina Island Comment
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Sep 4 2014
  RSA653257  Dudleya lanceolata A. C. Sanders, D. Malueg 1998-6-22 22020 Los Angeles San Gabriel Mtns.: Altadena, ca. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Lane, and along trail to the NE. 549 Comment
  UCR186775  Dudleya lanceolata A. C. Sanders 2006-5-16 32347 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  UCR61047  Dudleya lanceolata R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mtns., in and Near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Poopout Hill firebreak 488 Comment
  RSA642508  Dudleya multicaulis D. E. Bramlet 1980-5-5 351 Los Angeles Johnson's Pasture. 671m northeast of the end of Mountain Ave. and 670m north of LaVerne Peak. The upper drainage of Gail Cyn., adjacent to the existing N-S dirt acess road. 640 Comment
  CAS-BOT-BC109739  Dudleya virens subsp. hassei Jim Dice; Michael Donoghue; Terry Martin 1983-5-20 346 Los Angeles Santa Catalina Island, northeast-facing slope above Pebbly Beach Drive, between Avalon Bay and Abalone Point. 22 Comment
  CAS-BOT-BC109758  Dudleya virens subsp. insularis J. R. Pemberton 1927-6-1 s.n. Los Angeles Catalina Island. Comment
  UCR274338  Ehrharta erecta Steven A. Junak 1999-4-22 SCa- 834 Los Angeles California Islands, Santa Catalina Island. Between YMCA and San Diego Yacht Club facilites 6 Comment
  CATA90  Eleocharis macrostachya Peter Henrikson 1987-4-17 68 Los Angeles Santa Catalina Island: Small reservoir southwest of Haypress Reservoir 396 Comment
  SBBG98663  Eleocharis macrostachya T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5182 Los Angeles Twin Dams at W of two earthen dams 473 Comment
  UCR101736  Eleusine indica L. C. Wheeler 1946-8-22 6227 Los Angeles North Court of Allen Hancock's Foundation, University of Southern California. 36th Street and University Avenue Comment
  UCR24046  Eleusine indica John C. Roos 1942-10-1 1735 Los Angeles Los Angeles, North Boyle and Bridge Street Comment
  UC111897  Eleusine indica Ernest Braunton 1907-1 1281 Los Angeles Los Angeles Garden Comment
  UCR149519  Elymus elongatus R. G. Swinney 1997-6-25 5635 Los Angeles San Gabriel Mtns., west of Wrightwood, Mountain High Ski Resort runway, c. 2 miles east of Hwy 2 on FS road 3N06, Guffy Rd. 2366 Comment
  RSA0105970  Elymus elymoides subsp. elymoides R. G. Swinney 2011-7-8 15510 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak. 1171 Comment
  UCR260364  Elymus glaucus R. G. Swinney 2010-6-21 13274 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  UCR88522  Elymus glaucus Scott D. White, Chet McGaugh 1995-5-16 3060 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  SEINET6082083  Elymus glaucus Unknown 1948-6-17 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCD62256  Elymus glaucus subsp. glaucus Robert F. Thorne; M. Z. Thorne 1967-7-19 37141 Los Angeles San Gabriel Mts., Angeles National Forest, Crystal Lake Recreation Area: just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1554 Comment
  UCR101737  Elymus stebbinsii L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., Lost Canyon at Bear Creek Trail 1220 Comment
  SEINET6654717  Elymus triticoides R. G. Swinney 2005-7-8 8277 Los Angeles San Gabriel Mountains, Juniper Hills, O.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road.; 0 1216 Comment
  UCR187140  Elymus triticoides A. C. Sanders 2006-5-16 32305 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA734976  Emmenanthe penduliflora R. G. Swinney 1998-7-2 6212 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR155380  Emmenanthe penduliflora A. C. Sanders, T. B. Salvato 2005-5-24 30266 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  POM3733  Emmenanthe penduliflora C. F. Baker 1909-4-19 5298 Los Angeles Claremont. Comment
  UCR281959  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2014-4-24 16234 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  POM4940  Encelia californica D. L. Crawford, H. D. Hiatt 1916-3-28 575 Los Angeles Santa Monica Mountains. Comment
  RSA571639  Encelia californica F. H. Elmore 1939-11-26 s.n. Los Angeles Wilsons Cove, San Clemente Island. Comment
  UC88735  Encelia californica T. S. Brandegee 1892-8-24 Los Angeles San Clemente Island Comment
  UCR157909  Encelia californica Robert J. Steers 2005-5-8 13 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  SFV20857  Encelia farinosa L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 723 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Ridge east of the Brand Canyon Cemetary west of the land fill. Lower part of Brand Park motorway on southwest tranding ridge. 307 Comment
  UC1870220  Encelia farinosa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 723 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. On ridge east of the Brand canyon Cemetery west of the land fill. The lower part of Brand 307 Comment
  SD46454  Ephedra nevadensis P. C. Everett, E. K. Balls 1956-5-9 21563 Los Angeles 6 miles south of Lancaster, Highway #6 760 Comment
  OBI34041  Epilobium canum Mark Schneider 1973-9-26 s.n. Los Angeles Deliban Ranch, Deliban Rd, left hand side, Tujunga. 15 yds W of first stream crossing 579 Comment
  CAS-BOT-BC166276  Epilobium canum subsp. canum J. Ewan 1929-9-21 3485 Los Angeles Millards Canyon, 4 mi above falls, San Gabriel Mts. 1158 Comment
  LA105126  Epilobium canum subsp. canum Barry A. Prigge; 1988-7-3 8245 Los Angeles Santa Monica Mountains, Calabasas, 0.2 mi E of N-jtn of Mulholland Hwy and Old Topanga Rd, 0.1 mi S of Calabasas High School 313 Comment
  RSA754090  Epilobium canum subsp. canum Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1804 Los Angeles San Gabriel River Main Stem, Pejos Canyon near USGS marker el. 1974; cliff next to road on south side of bridge. 602 Comment
  UC472169  Epilobium canum subsp. canum J. Ewan 1931-10-24 5289 Los Angeles East Fork Dume Canyon Santa Monica Mts. 426 Comment
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May 8 2014
  RSA448519  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-8-30 32 Los Angeles San Antonio Canyon, San Gabriel Mountains. 945 Comment
  RSA588517  Epilobium canum subsp. latifolium Bonnie C. Templeton 1932-8-21 s.n. Los Angeles Mt. Baldy 3049 Comment
  UCSB4533  Epilobium canum subsp. latifolium Philbrick, Ralph 1954-9-30 Los Angeles San Antonio Canyon of the San Gabriel Mts. 716 Comment
  UCR213251  Epilobium ciliatum Dan S. Cooper 2010-3-29 20100312- 20 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CHSC34421  Epilobium ciliatum subsp. ciliatum Philip A. Silverstone 1978-8-20 315 Los Angeles Jtn Maguire and Escondido Sts., 0.3 km from jtn Maguire and Latigo Canyon Rd., which is 4.8 km inland from State 1. Along small creek. Comment
  UC54955  Epilobium ciliatum subsp. ciliatum H. P. Chandler 1902-9-9 2037 Los Angeles Bellona Marsh Comment
  UCR270122  Epilobium glaberrimum R. G. Swinney 2010-9-9 13794 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR138698  Epipactis gigantea L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mtns, Pacoima Canyon at Ant Canyon 678 Comment
  CAS-BOT-BC57902  Equisetum arvense Louis C. Wheeler 1933-7-7 1919 Los Angeles Lexington Wash near El Monte. 73 Comment
  UCR785  Equisetum hyemale subsp. affine R. H. Sauer 1965-4-13 s.n. Los Angeles San Gabriel Mtns., Pasadena, at base of second waterfall in Pine Canyon off Arroyo Seco Canyon 457 Comment
  UCD135426  Equisetum hyemale subsp. affine Kenneth A. Wilson 1961-3-14 1031 Los Angeles Santa Monica Mtns., Mulholland Hwy, 2 miles west of Sulphur Hot Springs. Comment
  RSA684663  Equisetum hyemale var. affine Joseph A. Ewan 1928-08 299 Los Angeles Nichols Canyon 366 Comment
  UC62568  Equisetum laevigatum A. J. McClatchie 1895-1 Los Angeles near Pasadena Comment
  UCR184104  Equisetum laevigatum A. C. Sanders 2007-4-13 33411 Los Angeles Tehachapi Mtns. Foothills, below the entrance road near the gate to the National Cement Plant, along creek c. 0.25 mi south of Kern Co. line 991 Comment
  UCR189825  Equisetum laevigatum R. G. Swinney 1998-9-4 6903 B Los Angeles San Gabriel Mtns, Vincent Gap, off trail c. 350 m SE of parking area at spring near canyon bottom 1988 Comment
  RSA684719B  Equisetum laevigatum M. B. Dunkle 1928-5-20 1964 a Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  RSA599752  Equisetum telmateia var. braunii L. C. Wheeler 1932-3-17 505 Los Angeles Los Angeles River: at Los Feliz Blvd. 122 Comment
  LA202620  Eragrostis barrelieri Arthur C. Gibson; 2006-8-13 5134 Los Angeles Santa Monica Mountains, vicinity of Sunset Blvd. and Church Ln 150 Comment
  SEINET10662326  Eragrostis tef Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2638 Los Angeles City of Pasadena. Wild Oats Market, 603 S. Lake. Comment
  SBBG63719  Eremocarya micrantha J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  LA200983  Eremothera boothii subsp. decorticans Carl Wishner; 1988-3-12 1413 Los Angeles 500.0 Comment
  UCR223103  Eriastrum R. G. Swinney 2009-5-12 10733 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  RSA0139147  Eriastrum densifolium subsp. austromontanum Sarah J. De Groot 2005-6-30 5106 Los Angeles San Gabriel Mountains, Angeles National Forest (permit FS-2400-8(2/98)): Along Table Mountain Road, near Big Pines. 2183 Comment
  RSA0107950  Eriastrum densifolium subsp. austromontanum T. S. Ross 1991-8-16 5860 Los Angeles San Gabriel Mountains, Horse Flats. 1721 Comment
  RSA0107959  Eriastrum densifolium subsp. elongatum Scott D. White 1997-5-14 5129 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  RSA0107958  Eriastrum densifolium subsp. elongatum Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA0120839  Eriastrum pluriflorum subsp. pluriflorum John Dittes 2006-6-5 1406 Los Angeles Transverse Ranges, San Gabriel Mtns, Peace Valley, E of Gorman Creek, 4.9 air miles NW of Pyramid Lake Dam, 6.7 air miles SE of Gorman, 0.6 air miles N of Confluence of Gorman Creek and creek passing out of Canada de Los Alamos;, east side of Interstate Hwy5, N and E of Little Bear Road exit. 896 Comment
  RSA0120737  Eriastrum pluriflorum subsp. sherman-hoytiae A. C. Sanders, E. J. Lott 1993-5-6 13984 Los Angeles Western Mojave Desert: SW edge of Rosamond Dry Lake, near E end of Ave C, just W of Piute Ponds and E of Sierra Hwy, at edge of Edwards AFB. 701 Comment
  SBBG122105  Eriastrum sapphirinum A. Parikh, N. Gale 2005-6-2 2149 Los Angeles 2.2 km W of jct of Interstate 5 and Valencia Blvd, 1.4 km S of Six Flags Magic Mtn, N side of Santa Susana Mtns 390 Comment
  UCR197177  Eriastrum sapphirinum subsp. dasyanthum Valerie Soza, LeRoy Gross 2001-5-9 1196 A Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  CAS-BOT-BC514996  Eriastrum sapphirinum subsp. dasyanthum Louis C. Wheeler 1933-6-24 1881 Los Angeles Verdugo Creek, Verdugo Hills 533 Comment
  CHSC40086  Eriastrum virgatum Ira W. Clokey; B. Templeton 1929-5-1 4549 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
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May 5 2021
  UC101102  Ericameria cooperi var. cooperi Joseph Burtt Davy 1896-5-19 2580 Los Angeles at Bills; West Palmdale Comment
  UCR23897  Ericameria ericoides John C. Roos 1942-10-10 1723 Los Angeles UCLA, Los Angeles Comment
  RSA777530  Ericameria linearifolia R. G. Swinney 2009-5-20 10822 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  SD124550  Ericameria linearifolia J. Sauer, G. Malanson 1981-5-15 6136 Los Angeles San Gabriel Mountains; near Juniper Hills on north side of range. Comment
  UCR281673  Ericameria linearifolia R. G. Swinney 2014-4-10 16056 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  POM359439  Ericameria palmeri var. pachylepis B. C. Templeton 1962-9-27 9372 Los Angeles Near 6th & Coronado. 107 Comment
  UC472170  Ericameria palmeri var. pachylepis J. Ewan 1931-10-24 5288 Los Angeles La Sierra Canyon Divide Santa Monica Mts. 518 Comment
  CAS-BOT-BC299520  Ericameria palmeri var. pachylepis Peter H. Raven; Henry J. Thompson 1959-10-18 14687 Los Angeles Potrero Road 6.1 miles east of junction with Lewis Road, Santa Moncia Mountains 152 Comment
  CAS-BOT-BC131653  Ericameria parishii var. parishii Fordyce Grinnell 1915-9-4 s.n. Los Angeles Switzer's Trail, San Gabriel Mt. 1066 Comment
  CAS-BOT-BC293124  Ericameria pinifolia Tim Ross 1992-7-17 6723 Los Angeles San Gabriel Mtns: ca 300 m W of the summit of Condor Peak 1588 Comment
  SD260180  Ericameria pinifolia R. G. Swinney 2011-10-27 15910 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream)of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 648 Comment
  SBBG51701  Erigeron bonariensis M. R. Benedict 1971-6-25 Los Angeles Wilson Cove Comment
  SD253385  Erigeron canadensis R. G. Swinney 2011-3-26 14198 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with Dan Dimas Canyon (Glendora 7.5'Q) 476 Comment
  SFV6957  Erigeron canadensis T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 618 Los Angeles Santa Monica Mountains On roadcut along Old Topanga Canyon Road, about 1 mile north of Topanga Park. 366 Comment
  RSA0022984  Erigeron foliosus Duncan S. Bell, Caitlin Elam 2013-8-1 5573 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Lupine Campground area and below Columbine Spring. 2031 Comment
  UCSB5274  Eriodictyon crassifolium Newby, Ron 1959-5-15 Los Angeles 10 miles E. of Saugus in Mint Canyon 304 Comment
  CAS-BOT-BC189118  Eriodictyon crassifolium var. crassifolium F. A. Thackery 1928-5-18 423 Los Angeles Tuyunga Comment
  CAS-BOT-BC189193  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-1 4204 Los Angeles Bell Canyon, San Gabriel Mountains 944 Comment
  UC1124350  Eriodictyon crassifolium var. nigrescens A. Simontacchi 1935-5-26 51 Los Angeles 3 mi sse of Neenach 1036 Comment
  CAS-BOT-BC188942  Eriodictyon parryi Fordyce Grinnell 1916-6-10 s.n. Los Angeles Sister Elsie Trail, San Gabriel Mountains Comment
  UCD119328  Eriodictyon parryi T. C. Fuller 1980-6-12 20278 Los Angeles Angeles Crest Hwy, Hwy 2, 8.5 km. east of the road to Mt. Wilson, San Gabriel Mts. 1525 Comment
  SD72777  Eriodictyon traskiae F. R. Fosberg 1931-4-23 S 4697 Los Angeles Santa Catalina Island; northeast slopes of Black Jack Mountain; headwaters of Swains Canyon. 349 Comment
  RSA774179  Eriodictyon trichocalyx R. G. Swinney 2009-7-22 11334 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA455063  Eriodictyon trichocalyx var. trichocalyx Samuel R. Tyson 1942-5-5 s.n. Los Angeles San Dimas Canyon. 610 Comment
  RSA658844  Eriodictyon trichocalyx var. trichocalyx J. S. Burns 1992-5-11 15 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest 762 Comment
  UCR223124  Eriogonum R. G. Swinney 2009-7-22 11361 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  CAS-BOT-BC248472  Eriogonum angulosum Sam Foster 1956-10-31 s.n. Los Angeles Between Solemint & Saugus Comment
  RSA393070  Eriogonum angulosum Anstruther Davidson 1893-5-12 s.n. Los Angeles Harold. Comment
  CAS-BOT-BC241579  Eriogonum baileyi var. baileyi A. D. E. Elmer 1902-6-1 3667 Los Angeles Acton Comment
  SEINET6329284  Eriogonum brachyanthum Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9634 Los Angeles Santa Clarita area: Santa Clara River wash, near Soledad Canyon Road bridge. Upstream and downstream ca 1.5 miles (Mint Canyon). T4N R15W S17, 18, 20-22 390 Comment
  UC56808  Eriogonum cinereum Jos. Burtt Davy 1896-10-14 2731 Los Angeles Santa Monica Comment
  UCR17952  Eriogonum cinereum Edith A. Purer 1932-8-31 s.n. Los Angeles Southern Coast, Palos Verdes Hills 244 Comment
  RSA350562  Eriogonum davidsonii Anstruther Davidson 1904-06 1873 Los Angeles Wilson Peak Comment
  SD121302  Eriogonum davidsonii Gordon Pratt 1984-7-24 Los Angeles San Gabriel Mountains, Mt. Harwood, just above the Mt. Baldy Ski Lodge 2591 Comment
  UCR231069  Eriogonum fasciculatum Dan S. Cooper 2011-9-1 s.n. Los Angeles Western Transverse Range; eastern Santa Monica Mtns., trail from near dead end of Briar Summit Dr., near Laurel Canyon at Woodrow Wilson Dr. 381 Comment
  RSA0034638  Eriogonum fasciculatum Matt Brooks 1988-4-15 6 Los Angeles Whittier, Turnbull Canyon Rd. 1.5 miles east of its intersection with Beverly Blvd. Comment
  CAS-BOT-BC253213  Eriogonum fasciculatum var. fasciculatum Alice Eastwood 1919-7-4 9288 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC253257  Eriogonum fasciculatum var. foliolosum Timothy S. Ross; Steve Boyd 1994-7-7 8165 Los Angeles South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, ANgeles Nat'l Forest map, 1982), Upper Cienaga Canyon, Liebre Mountains 1018 Comment
  LA82476  Eriogonum fasciculatum var. foliolosum O. H. Kappler; 1940-6-9 45 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM156527  Eriogonum fasciculatum var. foliolosum L. R. Abrams 1902-7-3 2643 Los Angeles San Gabriel Mountains Comment
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Dec 23 2014
  UCR125927  Eriogonum fasciculatum var. foliolosum A. C. Sanders, Mark Elvin 2002-6-19 25195 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  UCD100053  Eriogonum fasciculatum var. polifolium R. N. Raynor 1938-6-1 s.n. Los Angeles between Littlerock and Cajon. Comment
  RSA0127580  Eriogonum fasciculatum var. polifolium Louis C. Wheeler 1967-7-20 10118 Los Angeles Aliso Canyon. 1067 Comment
  SBBG109151  Eriogonum giganteum var. formosum S. A. Junak 1997-10-20 SCl 972 Los Angeles just inland from mouth of Thirst Cyn, on elevated part of cyn bottom 6 Comment
  CAS-BOT-BC250300  Eriogonum giganteum var. giganteum T. G. W. 1928-8-13 1831 Los Angeles Catalina Island Comment
  CAS-BOT-BC253447  Eriogonum gracile Le Roy Abrams 1902-7-5 2721 Los Angeles San Gabriel Wash near Azusa Comment
  RSA646080  Eriogonum gracile var. gracile Orlando Mistretta 1992-9-16 811 Los Angeles San Gabriel Mountains: North of Oak Springs. Oak Springs Trail; Tujunga Ranger District. 793 Comment
  CAS-BOT-BC261095  Eriogonum gracillimum James L. Reveal 1978-6-25 4775 Los Angeles Along Avenue F, 0.5 mile east of California Highway 138, north of Lancaster 716 Comment
  RSA229113  Eriogonum heermannii var. heermannii Robert F. Thorne, C. W. Tilforth 1971-6-30 40738 Los Angeles Big Rock Creek above Sycamore Flat. 1402 Comment
  RSA530076  Eriogonum hirtiflorum Tim S. Ross 1991-8-16 5863 Los Angeles Horse Flats (southern end). 1741 Comment
  UC1375354  Eriogonum mohavense Robert F. Thorne and C. W. Tilforth 1971-6-29 50677 Los Angeles ca. 1 1/2 mi s, in Soledad Canyon junction of Aliso Creek wash and Santa Clara river (n slope of San Gabriel Mts.); San Gabriel Mts., Angeles National Forest, Soledad Canyon 883 Comment
  RSA755833  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2008-9-12 9444 Los Angeles Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  CAS-BOT-BC269765  Eriogonum nudum var. pauciflorum Timothy S. Ross; Steve Boyd 1994-9-21 8293 Los Angeles Liebre Mountain: vicinity of West Summit 1690 Comment
  RSA0105968  Eriogonum nudum var. pauciflorum R. G. Swinney 2011-7-8 15498 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  RSA188484  Eriogonum nudum var. pauciflorum Robert F. Thorne, J. Olmstead 1965-8-26 35399 Los Angeles Angeles National Forest, thickety area near Prairie Fork 1616 Comment
  RSA659914  Eriogonum ovalifolium Orlando Mistretta 1991-9-25 s.n. Los Angeles Red Mountain. 1220 Comment
  RSA583944  Eriogonum parishii R. G. Swinney 1993-6-29 2367 Los Angeles San Gabriel Mountains: 1.0 miles south of Lone Pine Canyon Road. 1634 Comment
  RSA127986  Eriogonum parvifolium var. parvifolium H. J. Thompson 1958-10-23 1815 Los Angeles Point Dume. 30 Comment
  SBBG65204  Eriogonum plumatella R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA570343  Eriogonum pusillum Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4947 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  SBBG65223  Eriogonum pusillum R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  SBBG127076  Eriogonum thurberi A. Parikh, N. Gale 2011-6-16 3473 Los Angeles Aliso Cyn, 1.7 km W of Angeles Forest Hwy, just S of Aliso Cyn Rd; San Gabriel Mtns 1094 Comment
  CAS-BOT-BC268163  Eriogonum umbellatum var. minus Frank W. Peirson 1929-7-1 8446 Los Angeles Mt. Pacifico, San Gabriel Mts. 1981 Comment
  CHSC26390  Eriogonum umbellatum var. minus Wesley O. Griesel 1961-7-9 Los Angeles White Thorn Picnic Area, State Highway #2, San Gabriel Mts. 2286 Comment
  RSA585777  Eriogonum umbellatum var. munzii Orlando Mistretta 1995-7-11 1877 Los Angeles Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  UCR209271  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-9-12 9446 Los Angeles San Gabriel Mtns., Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  CAS-BOT-BC267410  Eriogonum wrightii var. membranaceum Peter H. Raven; Henry J. Thompson 1958-10-11 13763 Los Angeles Santa Monica Mountains. 0.7 miles south of junction of roads at summit, Saddle Peak 746 Comment
  CAS-BOT-BC264996  Eriogonum wrightii var. subscaposum Carl B. Wolf 1932-8-11 4006 Los Angeles 8 mi. below Big Pines Park on road to Little Rock, No. slope of San Gabriel Mts. 1371 Comment
  CAS-BOT-BC297919  Eriophyllum confertiflorum Alice Eastwood 1928-6-15 15394 Los Angeles Claremont Comment
  CAS-BOT-BC297956  Eriophyllum confertiflorum Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Highway #2 near Camp Valcrest, San Gabriel Mts 1828 Comment
  POM199557  Eriophyllum confertiflorum I. W. Clokey, B. C. Templeton 1929-05 4477 Los Angeles Mandeville Canyon 300 Comment
  POM324253  Eriophyllum confertiflorum Patricia Nelson 1969-5-20 s.n. Los Angeles Wash at Claremont Colleges. 351 Comment
  RSA656272  Eriophyllum confertiflorum Roy Halling 1972-4-30 29 Los Angeles 1 mile west of La Crescenta on La Tuna Canyon Road 457 Comment
  SD186084  Eriophyllum confertiflorum A. C. Sanders, Mark A. Elvin 2003-6-18 26949 Los Angeles Santa Susan Mountains; northwest of head of Sulphur Canyon. 1036 Comment
  UCD150975  Eriophyllum confertiflorum D. S. Park 2010-4-29 61 Los Angeles Wildwood Canyon, roadside near first canyon entrance trailhead. Growing on hillside 45 degree gradient. 388 Comment
  UCR258782  Eriophyllum confertiflorum R. G. Swinney 2010-5-25 12971 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR269953  Eriophyllum confertiflorum R. G. Swinney 2010-6-1 13096 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  RSA92660  Eriophyllum confertiflorum F. W. Peirson 1919-2-12 239 Los Angeles Foot of hills, west of Arroyo Seco near Pasadena 426 Comment
  RSA165695  Eriophyllum confertiflorum var. confertiflorum Brian C. Miller 1963-6-15 s.n. Los Angeles Singing Springs, Mill Creek Canyon, San Gabriel Mountains. 1220 Comment
  UC126469  Eriophyllum confertiflorum var. confertiflorum H. M. and G. R. Hall 1908-7-6 8336 Los Angeles Gorman Station Comment
  UC74002  Eriophyllum confertiflorum var. confertiflorum J. Q. Adams 1905-1-1 Los Angeles Soldiers' Home Comment
  CAS-BOT-BC308340  Eriophyllum nevinii R. M. Beauchamp 1967-1-28 131 Los Angeles Eel Point, San Clemente Island Comment
  CAS-BOT-BC308365  Eriophyllum nevinii Geo. B. Grant No date on label. s.n. Los Angeles Santa Catalina Island Comment
  UCR281326  Eriophyllum pringlei R. G. Swinney 2014-4-30 16293 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA649695  Eriophyllum pringlei Michael Horn 1991-5-7 26 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site 1463 Comment
  RSA709620  Eriophyllum pringlei LeRoy Gross 2005-4-28 2130 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA0114179  Erodium botrys Steven A. Junak 2000-6-30 SCa- 1354 Los Angeles Santa Catalina Island. Above Airport Road, across from Wrigley Reservoir, at turnoff for East Summit Vista area. 427 Comment
  UCR192583  Erodium brachycarpum A. C. Sanders 2008-4-10 34793 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 0.85 mile SSW of Neenach School, along dirt track beside old fence line 938 Comment
  JEPS61381  Erodium cicutarium Geo. B. Grant 1901-1 448 Los Angeles Pasadena Comment
  RSA654653  Erodium cicutarium Fred Brooks 1988-5-7 33 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff. Comment
  POM554  Erysimum capitatum var. capitatum Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  SBBG12817  Erythranthe cardinalis E. R. Blakley 1962-10-5 5439 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  UC57537  Eschscholzia Geo. B. Grant May 1901 3777 Los Angeles Catalina Island Comment
  CAS-BOT-BC403157  Eschscholzia californica Alice Eastwood 1917-7-20 6495 Los Angeles Santa Catalina Island Comment
  RSA0081133  Eschscholzia californica R. G. Swinney 2010-6-1 13105 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  RSA747226  Eschscholzia californica R. G. Swinney 2008-4-10 8628 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  SBBG70144  Eschscholzia californica R. Hoffmann 1931-4-28 Los Angeles upper Bouquet Cyn Comment
  RSA433656  Eschscholzia californica var. peninsularis N. C. Cooper 1949-4-19 3617 Los Angeles Newhall. 457 Comment
  UCR119534  Eschscholzia minutiflora L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., East fork of Kentucky Springs Canyon 1280 Comment
  UC2052833  Eschscholzia ramosa M. B. Dunkle 1939-4-2 7213 Los Angeles San Clemente Island, Pyramid Point. Comment
  UCR207705  Eucalyptus polyanthemos Justin M. Wood 2009-4-13 479 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  SEINET3155596  Eucalyptus rostrata G. B. Grant 421 -A Los Angeles Pasadena Comment
  CHSC95737  Eucalyptus rudis LeRoy Gross 2003-1-25 685 Los Angeles Transverse Ranges: Santa Susana Mountains: Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest. UTM Zone 11S; 3795422N 0350970E. 549 Comment
  POM123379  Eucrypta chrysanthemifolia Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  SFV18435  Eucrypta chrysanthemifolia C. Ferguson 1971-5-5 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  UCR259678  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-13 12202 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  OBI4453  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert J. Rodin 1953-5-2 5808 Los Angeles Cyn behind Whites Cove, Catalina Island Comment
  LA46922  Eulobus californicus C. S. Venkatesh; 1957-4-29 7 Los Angeles 441 Comment
  SD211598  Euphorbia Louis C. Wheeler 1946-8-27 6268 Los Angeles San Gabriel Mountains. Jackson Lake. 1858 Comment
  SD197759  Euphorbia helioscopia A. C. Sanders, T. B. Salvato 2009-5-20 36876 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Boulevard (Highway 19) and west of Santa Anita Avenue. 66 Comment
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Jul 11 2010
  OBI35591  Euphorbia lathyris Rebecca Cicoria 1981-5-17 38 Los Angeles Landslide area off Narcissa Dr in Portuguese Bend, Rancho Palos Verdes Comment
  RSA674605  Euphorbia maculata Scott D. White 2000-6-24 8095 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins Park. 213 Comment
  JEPS78785  Euphorbia palmeri L. R. Heckard with Michael Morris 1976-6-13 4263 A Los Angeles ca 3 mi w Wrightwood (along Route 2, 0.5 mi w of Holiday Hill Ski Lifts, 0.5 mi e of Big Pines Ranger Station); San Gabriel Mts. 1828 Comment
  UCR181358  Euphorbia palmeri R. G. Swinney 1997-6-13 5596 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  RSA603315  Euphorbia peplus Scott D. White 1997-5-21 5198 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  CAS-BOT-BC402117  Euphorbia peplus Robert F. Thorne; J. Henrickson 1963-5-5 32274 Los Angeles Area near mouth of Cobal Canyon, few miles N of Claremont. Foothills of the San Gabriel Mts. 518 Comment
  SD215500  Euphorbia polycarpa Louis C. Wheeler 1942-12-2 5679 Los Angeles Burbank, Glen Oaks and Lamer Street. At floor of Verdugo Mountains Comment
  SD186183  Euphorbia serpillifolia A. C. Sanders 2003-5-22 26829 Los Angeles Gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. 170 Comment
  UCR99474  Euphorbia spathulata Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9479 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  RSA91149  Euthamia occidentalis F. W. Peirson 1921-9-21 2585 Los Angeles Los Angeles River near Tropico, San Fernando Valley. Comment
  SBBG128199  Extriplex californica M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas 2000-7-19 2183 Los Angeles end of rd S from Eel Point 30 Comment
  SD112036  Extriplex californica Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  UCR167530  Festuca myuros Scott D. White, Brian Leatherman 2005-3-18 10803 A Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  UCR271560  Festuca myuros R. G. Swinney 2011-3-18 14147 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  UCR91368  Festuca myuros Scott D. White 1995-3-15 2561 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  RSA0069844  Filago californica R. G. Swinney 2010-4-20 12298 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA596914  Filago californica Timothy S. Ross, J. Mark Porter 1995-5-4 8527 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR42567  Filago californica L. F. LaPre, T. W. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  RSA578730  Filago depressa Timothy S. Ross, J. Mark Porter 1994-5-1 7592 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA250703  Forestiera pubescens Robert F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39542 Los Angeles Along lower Big Rock Creek ca. 1 mi. S of Valyermo Station 1250 Comment
  UC22587  Forestiera pubescens J. Burtt Davy May 9 1896-May 24 1896 2635 Los Angeles Leonis Valley; Antelope Valley Comment
  UCR277196  Frangula californica subsp. californica R. G. Swinney 2010-9-30 13957 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  RSA552514  Frankenia grandifolia D. Charlton 1989-5-25 3196 Los Angeles Corner of G/H and 30th Street West, Palmdale. 610 Comment
  LA205394  Frankenia salina A. M. Johnson; 1933-5-17 4264 Los Angeles Del Rey Comment
  CAS-BOT-BC223420  Fraxinus dipetala K. Kneen 1933-4-12 s.n. Los Angeles Topanga - 6 mi. from ocean on main highway Comment
  RSA240680  Fraxinus dipetala Donald R. Bissing 1973-4-20 47 Los Angeles Evey Canyon, San Gabriel Mountains. On canyon wall below road cut 0.9 mi from canyon mouth. 823 Comment
  SEINET8548541  Fraxinus dipetala L. C. Wheeler 1932-6-18 835 Los Angeles San Dimas Canyon, San Gabriel Mts. 427 Comment
  RSA0105216  Fraxinus uhdei R. G. Swinney 2011-10-27 15929 Los Angeles San Gabriel Mountains: 0.3 miles east (downstream) from entrance gate of Cogswell Dam along FS Route 2N25, West Fork Natl. Scenic Bikeway. 646 Comment
  UC1605460  Fraxinus uhdei Timothy S. Ross, Steve Boyd 1994-5-24 7835 Los Angeles Cottonwood Swamp; Liebre Mountains 512 Comment
  UCR205649  Fraxinus uhdei A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36942 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  UCR224019  Fraxinus uhdei Steve Boyd, Rick Riefner 2007-4-27 11741 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  RSA126750  Fritillaria biflora Peter H. Raven, Henry J. Thompson 1959-4-3 13913 Los Angeles NE of Saddle Peak, summit. Saddle Peak. Santa Monica Mountains. 823 Comment
  RSA592280  Galium andrewsii subsp. intermedium Louis C. Wheeler 1967-5-9 9403 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  SEINET13387125 Image available Galium angustifolium R. G. Swinney 2011-1 15172 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  UCR258743  Galium angustifolium R. G. Swinney 2010-5-19 12812 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  JEPS56058  Galium angustifolium subsp. gabrielense Lauramay T. Dempster 1966-11-12 4295 Los Angeles w Mt. Baldy (Cow Canyon Saddle); w of Mt. Baldy, Cow Canyon Saddle 1380 Comment
  POM367674  Galium angustifolium subsp. nudicaule L. E. Hoffman 1929-5-18 957 Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  CATA970  Galium aparine Mark L. Hoefs 1994-5-21 1838 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  RSA177669  Galium aparine Robert F. Thorne, Percy C. Everett 1965-5-10 34487 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  UCD168351  Galium aparine J. W. Barry 1980-4 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  SDSU9318  Galium aparine Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns. About 1.5 miles up canyon from base of Chantry Flats Trail. Comment
  CAS-BOT-BC217462  Galium catalinense Robert F. Thorne; D. Propst 1968-5-27 37637 Los Angeles Slopes above stream in lower end of Middle Ranch Canyon, Santa Catalina Island Comment
  CAS-BOT-BC217513  Galium grande Timothy S. Ross 1993-6-1 7354 Los Angeles Upper Winter Creek Trail bewteen Chantry Flat and Hoegee Camp on Winter Creek, on the W side of Santa Anita Canyon, San Gabriel Mountains 816 Comment
  RSA678830  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1287 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1 mile from trailhead out of Chantry Flat area. 793 Comment
  UC2030074  Galium grande V. Soza, Monica Acosta 2001-6-20 1298 Los Angeles Transverse Ranges, San Gabriel Mountains region: North of Mt. Bliss, along Van Tassel Truck Trail (FS Road 1N36), 0.15 mile north of function with Van Tassel Ridge Road (FS Road 1N36A). Comment
  RSA78380  Galium hallii J. C. Roos 1951-7-30 5074 Los Angeles Big Rock Creek, San Gabriel Mts. 1677 Comment
  CAS-BOT-BC499142  Galium johnstonii Valerie Soza 2004-6-17 1722 b Los Angeles San Gabriel Mountains. ca. 1 mi E of Three Points, S side of Hwy 2 1847 Comment
  UCR209238  Galium johnstonii R. G. Swinney 2008-6-17 9057 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  RSA329564  Galium nuttallii Gary D. Wallace 1966-3-18 173 Los Angeles Along the coast. W of Malibu. Point Dume at West Beach. Comment
  LA200804  Galium nuttallii subsp. nuttallii Jonathan Sauer; 1971-5-21 4925 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  UCR162368  Galium nuttallii subsp. nuttallii Anuja Parikh, Nathan Gale 2004-5-13 2009 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park 396 Comment
  UC1375297  Galium parishii Robert F. Thorne, C. W. Tilforth, and John Dourley 1971-7-27 41081 Los Angeles e ridge Mt. San Antonio (Old Baldy); San Gabriel Mts., Angeles National Forest Comment
  UCR110911  Gamochaeta pensylvanica A. C. Sanders, D. Malueg 1998-6-22 22012 Los Angeles San Gabriel Valley, Pasadena, just north of the I-210 Freeway on E bank of Eaton Wash, north side of Foothill Blvd. where it goes under the 210, under SCE transmission lines 225 Comment
  RSA392404  Garrya veatchii Albert J. Perkins 1918-4-15 s.n. Los Angeles Fork of Trails to Opids and Mt. Wilson. Comment
  SEINET4044476  Gastridium ventricosum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Point Mugo State Park. 76 Comment
  RSA0057902  Gayophytum Richard G. Swinney 2010-9-7 13694 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  UCR209969  Gayophytum R. G. Swinney 2008-7-15 9228 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR273411  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-22 15255 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA330780  Gayophytum heterozygum Wayen E. Sawyer 1981-8-30 141 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and juction of CA Hwy 39, 3.1 mi from Dawson Saddle. 2226 Comment
  UCR182979  Genista linifolia D. Woods 2000-1 s.n. Los Angeles Channel Islands, Catalina Island Comment
  UCR182109  Genista monspessulana R. G. Swinney 1998-4-13 5961 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA746841  Geranium carolinianum R. G. Swinney 2008-4-30 8695 Los Angeles Glendora, Big Dalton Canyon Debris Basin. 341 Comment
  UCR149318  Geranium carolinianum R. G. Swinney 1998-4-13 5969 Los Angeles San Gabriel Mtns., Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of north end of Mills Ave., on Cobal Canyon Rd. 543 Comment
  RSA0088103  Gilia R. G. Swinney 2010-5-19 12792 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
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Dec 7 2018
  JEPS69442  Gilia angelensis Frank W. Peirson 1919-5-14 424 Los Angeles Eaton Canyon San Gabriel Mountains, Eaton Canyon 762 Comment
  POM50156  Gilia angelensis L. R. Abrams 1901-04 1406 Los Angeles Verdugo Hills Comment
  RSA618730  Gilia angelensis Scott D. White, Sandy Leatherman 1998-5-19 6545 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA747227  Gilia angelensis R. G. Swinney 2008-4-10 8626 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  UC1123799  Gilia angelensis A. D. Gifford 1935-3-15 472 Los Angeles 2 1/2 mi sw Red Mtn.; Tejon Quad., Angeles National Forest, sw of Red Mtn. Comment
  RSA470100  Gilia angelensis Donald R. Bissing 1973-5-18 91 Los Angeles Evey Canyon, San Gabriel Mountains: roadside 0.4 mile from mouth of canyon. 732 Comment
  SBBG41188  Gilia angelensis J. P. Broughton 1971-3-24 1344 Los Angeles Troutdale, 3 mi past Seminole Hot Springs on Mulholland Hwy Comment
  UCR191737  Gilia australis A. C. Sanders 2008-4-23 35078 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  CAS-BOT-BC94915  Gilia brecciarum R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-26 725 Los Angeles Hungry Valley State Vehicular Recreation Area, off I-5 about 2 mi. W of Gorman 1371 Comment
  UCR110466  Gilia brecciarum subsp. jacens J. M. Porter 1998-4-27 11835 Los Angeles Western Mojave Desert, Antelope Valley, west of Lancaster, north side of Avenue G Comment
  SBBG127066  Gilia capitata subsp. abrotanifolia A. Parikh, N. Gale 2011-6-13 3459 Los Angeles N of Aliso Cyn, 0.1 km E of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1206 Comment
  SBBG58367  Gilia capitata subsp. abrotanifolia R. Hoffmann 1931-5-3 Los Angeles Bouquet Cyn Comment
  UC1922306  Gilia capitata subsp. abrotanifolia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 758 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. Near 34deg 12' 23.9'' N 118deg 17' 45.9'' W T1N R14W N/2, NE/4 sec. 1; T2N R14W SE/4, SE/4 Comment
  UC908401  Gilia capitata subsp. abrotanifolia Herbert L. Mason 1926-4-26 2952 Los Angeles 4 mi w Saugus; w of Saugus Comment
  RSA755959  Gilia capitata subsp. abrotanifolia Orlando Mistretta, Christine Mistretta 2008-4-4 2305 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Tuckerway Ranch Road (Segment 5, structure 58 per TRTP survey; 2008) 1089 Comment
  UCR84483  Gilia latiflora subsp. cuyamensis T. S. Ross, Steve Boyd 1994-5-25 7882 Los Angeles Liebre Mtns., West Summit of Liebre Mtn, West Summit here construed as the rounded knoll 100 m south of the intersection of sections 3, 4, 9, 10. 1709 Comment
  RSA621042  Gilia latiflora subsp. latiflora J. Mark Porter 1998-4-27 11829 Los Angeles Antelope Valley: 170th St. East, N. of Pearblossom Hwy. Comment
  RSA563042  Gilia latiflora subsp. latiflora D. Charlton 1991-5-27 5307 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
  RSA729402  Gilia modocensis R. G. Swinney 1998-6-12 6953 Los Angeles San Gabriel Mtns.: NW of Jackson Lake at Ball Flat. 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Road 1890 Comment
  RSA0017151  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-7-10 6390 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  UC674937  Gilia ochroleuca subsp. bizonata Francis W. Pennell 1940-4-18 25138 Los Angeles e Gorman (Route 99); e of Gorman 1127 Comment
  RSA0016266  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. 991 Comment
  RSA0017213  Gilia ochroleuca subsp. bizonata R. F. Thorne 1973-5-11 43514 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  RSA0017220  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1994-4-12 1026 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1220 Comment
  RSA0092165  Gilia splendens R. G. Swinney 2010-5-11 12681 Los Angeles San Gabriel Mountains: east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  CAS-BOT-BC303659  Glebionis coronaria Austin Griffiths 1967-5-24 5276 Los Angeles Pacific Beach Comment
  RSA658721  Gnaphalium californicum Jami Liberi 1983-4-17 06 Los Angeles Across the street from the San Antonio Dam. 640 Comment
  UCR73399  Gnaphalium californicum T. S. Ross, O. Mistretta, M. Hammitt 1991-5-18 5199 Los Angeles San Clemente Island, 1300 ft NNW of Guds marker 268 Comment
  RSA719744  Gnaphalium canescens subsp. beneolens R. G. Swinney 1996-8-7 5230 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  RSA670301  Gnaphalium canescens subsp. microcephalum Joseph M. Keefe 2001-3-19 31185 Los Angeles San Rafael Mountains. 20 meters north of Glenoaks Boulevard, 150 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 488 Comment
  POM4655  Gnaphalium leucocephalum Anstruther Davidson 1918-04 s.n. Los Angeles San Fernando Valley. Comment
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Sep 2 2014
  SD90496  Gnaphalium palustre Robert F. Thorne 1966-4-17 36093 Los Angeles San Clemente Island;between Boulder and Horton, northeast side of island. 490 Comment
  UCR223800  Gnaphalium palustre R. G. Swinney 2009-8-25 11471 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR271845  Gnaphalium palustre R. G. Swinney 2011-6-23 15284 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  UCR220197  Gnaphalium stramineum R. G. Swinney 2009-4-7 10296 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA590926  Grayia spinosa Orlando Mistretta 1994-04 1016 Los Angeles San Gabriel Mountains: Little Rock creek. Slopes E of Little Rock creek reservoir. 1006 Comment
  RSA430027A  Guillenia lasiophylla Fordyce Grinnell Jr. 1921-4-3 [ 15734 ] Los Angeles Santa Monica Mts. Pacoima Canyon. Comment
  UCR182389  Gutierrezia californica R. G. Swinney 1998-5-15 6052 Los Angeles San Gabriel Mountains, San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  POM84457  Harpagonella palmeri Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  UCR127204  Harpagonella palmeri A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26265 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 442 Comment
  RSA684400  Hazardia squarrosa Scott D. White, Brian Leatherman 2003-11-17 9855 Los Angeles Big Dalton Canyon, above Glendora; Big Dalton Canyon Road above reservoir. 518 Comment
  CAS-BOT-BC307299  Hazardia squarrosa var. grindelioides Peter H. Raven 1959-10-25 14705 Los Angeles Mulholland Highway 1.6 miles west of Decker Road, Santa Monica Mountains 304 Comment
  JEPS85099  Hazardia squarrosa var. grindelioides Roy E. Buck and Rexford Palmer 1989-4-27 1216 Los Angeles ca 2.8 air km se Townsend Peak Summit (7 air km nw of Castaic; between lanes of Interstate 5 near nw end of crossover section, +/- on ridge between Violin Canyon & large canyon ne) 640 Comment
  CAS-BOT-BC302326  Hazardia squarrosa var. squarrosa Martin A. Piehl 1962-10-3 62505 Los Angeles Open N side of Ironwood Gully. Santa Catalina Island Comment
  RSA648285  Hedera helix Peter J. Estournes 1981-5-27 36 Los Angeles 2550 North Towne Avenue. Pomona. Comment
  SEINET6044334  Helenium bigelovii Louis Wheeler 1968-7-23 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC223979  Helianthemum scoparium Geo. B. Grant 1902-5-1 546 Los Angeles From Pasadena Comment
  CAS-BOT-BC305418  Helianthus annuus Le Roy Abrams; E. A. McGregor 1908-7-5 682 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  UC127124  Helianthus gracilentus H. M. and G. R. Hall 1908-7-4 8333 Los Angeles San Francisquito Canyon Comment
  SBBG13201  Heliotropium curassavicum E. R. Blakley 1961-9-24 4782 Los Angeles dry stream of Little Springs Cyn 15 Comment
  UCR131375  Hemizonia australis Jeremiah George 2000-8-22 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA3734  Hemizonia fasciculata Peter H. Raven 1962-5-7 17576 Los Angeles San Clemente Island, Wilson Cove 46 Comment
  POM19140  Hesperocnide tenella Philip A. Munz 1923-4-9 6664 Los Angeles San Clemente Island, east coast. Comment
  RSA158348  Hesperocnide tenella Peter H. Raven 1962-5-9 17701 Los Angeles Canyon north of Gray, San Clemente Island. 305 Comment
  UC1348881  Hesperolinon micranthum Robert F. Thorne 1967-5-18 36880 Los Angeles dry slope above Wild Boar Gully (Cercocarpus Arroyo); Santa Catalina Island, Salta Verde 213 Comment
  RSA0055752  Hesperoyucca whipplei R. G. Swinney 2010-5-19 12807 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of, Mt. Emma Rd. 1335 Comment
  CAS-BOT-BC143674  Heteromeles arbutifolia Alice Eastwood 1919-7-4 9276 Los Angeles Santa Monica Canyon, Los Angeles Comment
  RSA0072473  Heteromeles arbutifolia Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1774 Los Angeles Downstream form San Dimas Dam. 403 Comment
  UC483211  Heteromeles arbutifolia L. R. Abrams and I. L. Wiggins 1931-7-6 385 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  SD79059  Heteromeles arbutifolia var. macrocarpa R. M. Beauchamp 1966-8-9 56 Los Angeles Santa Catalina Island: South slope above road between the Isthmus and Fourth of July Cove Comment
  UCR256851  Heterotheca grandiflora R. G. Swinney 2010-8-16 13564 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SEINET11261243  Heterotheca grandiflora K. Dobry 1991-8-18 d 306 Los Angeles Soka University, Los Virgenes and Hulholland Hwy. Santa Monica Mountains.; 0 Comment
  SD253388  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-10-27 15907 Los Angeles San Gabriel Mts.: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream (Azusa 7.5'Q) 648 Comment
  RSA0062941  Heuchera elegans R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38896 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  RSA0062987  Heuchera elegans Orlando Mistretta, T. S. Ross 1994-6-1 1290 Los Angeles San Gabriel Mountains, Santiago Canyon. Pacifico Mountain, near top of Santiago Canyon. 1929 Comment
  SEINET6087454  Heuchera rubescens Scott D. White 1998-6-29 6805 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA95178  Hieracium argutum F. W. Peirson 1921-7-16 2502 Los Angeles East fork of San Gabriel River. 1372 Comment
  POM348805  Hoita macrostachya H. de Forest 1934-5-1 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  RSA583057  Holodiscus discolor Tim S. Ross, Janet Takara, S. Otte 1993-4-25 6975 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon. 177 Comment
  RSA0115961  Holodiscus discolor var. microphyllus R. G. Swinney 2010-9-21 13869 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  RSA594578  Holodiscus microphyllus Louis C. Wheeler 1966-10-6 8960 Los Angeles San Gabriel Mountains. South slope Mt. Williamson 2485 Comment
  UCR223567  Hordeum brachyantherum R. G. Swinney 2009-6-3 11051 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA4805  Hordeum depressum James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim, Calif. Comment
  SBBG130735  Hordeum intercedens S. A. Junak 2000-5-6 SCa 1268 Los Angeles small reservoir [Deep Tank], S side of Upper Empire Quarry Rd, 0.8 mi W of intersection with rd to Empire Landing housing 97 Comment
  SBBG130711  Hordeum marinum subsp. gussoneanum S. A. Junak 2000-5-6 SCa 1269 Los Angeles small reservoir [Deep Tank], S side of Upper Empire Quarry Rd, 0.8 mi W of intersection with rd to Empire Landing housing 97 Comment
  RSA0112063  Hordeum marinum subsp. gussoneanum Steven A. Junak 2000-5-6 SCa- 1269 Los Angeles Santa Catalina Island. Small reservoir, along S side of Upper Empire Quarry Road, 0.8 mi. W of intersection w/road to Empire Landing housing. 97 Comment
  SEINET10595763  Hordeum murinum Louis C. Wheeler 1967-7-30 Wheeler 10280 Los Angeles San Gabriel Mountains. Trail Canyon, Tom Lucas campground. T3RN, R13W. Loose, disturbed, dry sandy loam flat in sun; horse tethering area. 945 Comment
  RSA669630  Hordeum murinum subsp. glaucum LeRoy Gross 2002-4-13 526 Los Angeles At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  RSA612831  Horkelia cuneata Louis C. Wheeler 1933-5-16 1737 Los Angeles Mouth of Sepulveda Canyon 122 Comment
  CAS-BOT-BC144036  Horkelia rydbergii Victor Duran 1933-7-11 3517 Los Angeles Sulphur Springs, San Gabriel Mts. 1524 Comment
  CAS-BOT-BC311968  Hulsea heterochroma Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles San Gabriel Mts. - near Pasadena Comment
  UCR204834  Hulsea heterochroma R. G. Swinney 2005-8-11 8462 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  LA32221  Hydrocotyle umbellata Peter H. Raven; Henry J. Thompson 1959-9-19 13716 Los Angeles Santa Monica Mountains, Zuma Beach, 0.2 mi E of turnoff to Zuma Beach on US 101 [now Pacific Coast Hwy, US 1] 45 Comment
  RSA650959  Hymenoclea salsola Marion P. Harthill 1976-11-9 s.n. Los Angeles Mojave Desert, Hwy N4. 1067 Comment
  RSA562801  Hymenolobus procumbens D. Charlton 1992-4-17 s.n. Los Angeles Piute Ponds, SW corner of Edwards afb, S of Rosamond and N of Lancaster. 701 Comment
  SBBG109018  Hypochaeris glabra S. A. Junak 1996-5-20 SCl 513 Los Angeles mouth of cyn at Mosquito Cove 3 Comment
  SDSU7723  Hypochaeris glabra Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2198 Los Angeles San Clemente Island, Horse Beach Canyon, ca. 2.5 miles north of China Point. 183 Comment
  POM361211  Hypochaeris glabra Jack Rempel 1932-5-9 15253 Los Angeles El Segundo. Comment
  UC92002  Hypochaeris radicata A. J. McClatchie 1893-5-21 136 Los Angeles along street in Pasadena Comment
  UCR48943  Ilex cornuta A. C. Sanders 1987-7-22 7170 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  LA30506  Isocoma menziesii var. sedoides Jane Turner; Ted Mosquin 1958-11-16 C- 39 Los Angeles 560 Comment
  POM246629  Isocoma menziesii var. sedoides F. R. Fosberg 1931-4-29 4707 Los Angeles Santa Catalina Island. Mouth of Cottonwood Canyon. 3 Comment
  UC32930  Isocoma menziesii var. vernonioides J. H. Barber 1897-9-16 283 Los Angeles Santa Monica Experimental Station Comment
  UCR141578  Ivesia santolinoides June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  RSA746543  Jacaranda mimosifolia A. C. Sanders, T. B. Salvato 2009-5-20 36866 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines NE of Plaza Dr., SE of Montebello Blvd. and SW of San Gabriel Blvd. 96 Comment
  POM246811  Jaumea carnosa F. R. Fosberg 1931-5-18 4895 Los Angeles Little Harbor, Santa Catalina Island 4 Comment
  CAS-BOT-BC47595  Jepsonia malvifolia James R. Shevock 1975-3-23 4054 Los Angeles near the entrance to Black Jack Campground. Base of Orizaba Mountain. Santa Catalina Island. 457 Comment
  CAS-BOT-BC101905  Juglans californica Louis C. Wheeler 1931-11-11 351 Los Angeles N side Santa Monica Mts. opp. Franklin Canyon 365 Comment
  RSA736201  Juglans californica L. M. Prince, Lucinda McDade, Norm Ellstrand, Pace Lubinsky, Andreas Kaus 2008-8-18 514 Los Angeles San Dimas: Bonelli Park. Swim Beach parking lot 300 Comment
  UC1584730  Juglans regia Tim Ross and Annette Ross 1991-6-3 5542 Los Angeles rocky outcrop on steep southerly slope west Pomona, Elephant Hill 286 Comment
  UCR223383  Juncus R. G. Swinney 2009-5-27 10887 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
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Dec 7 2018
  CATA116  Juncus acutus subsp. leopoldii Peter Henrikson 1987-5-8 87 Los Angeles Santa Catalina Island: Little Springs Canyon 30 Comment
  UC56435  Juncus ambiguus Ernest Braunton Apr 1903 879 Los Angeles Los Angeles Comment
  RSA729839  Juncus balticus subsp. ater R. G. Swinney 1999-6-21 7360 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA368151  Juncus bufonius Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles.[Los Angeles River?] Comment
  UCR179291  Juncus bufonius R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin 366 Comment
  UCR207991  Juncus bufonius L. C. Wheeler 1932-5-17 722 Los Angeles Western Transverse Range; Santa Monica Mtns., Garapito Creek 305 Comment
  IRVC26645  Juncus bufonius var. bufonius L. C. Wheeler 1967-9-17 s.n. Los Angeles Foot of Holiday Hill Ski Lift. San Gabriel Mtns. 1997 Comment
  RSA550386  Juncus bufonius var. bufonius Timothy S. Ross 1992-7-10 6654 Los Angeles Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  RSA747067  Juncus bufonius var. bufonius R. G. Swinney 2008-5-30 8912 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
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Nov 8 2010
  RSA0116659  Juncus macrophyllus R. G. Swinney 2008-10-10 9583 Los Angeles San Gabriel Mtns.; Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  JEPS45909  Juncus orthophyllus Victor Duran 1933-7-22 3526 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  UC535047  Juncus orthophyllus Victor Duran 1933-6-22 3526 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  RSA0127456  Juncus oxymeris Louis C. Wheeler 1967-7-20 10139 Los Angeles Aliso Canyon. 1067 Comment
  RSA251476  Juncus patens Robert F. Thorne 1973-4-11 42803 Los Angeles San Clemente Island; gully leading into Middle Ranch Canyon. 427 Comment
  RSA0015840  Juncus rugulosus LeRoy Gross, Evan Meyer, Bart O Brien 2013-10-17 6210 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  RSA720178  Juncus rugulosus LeRoy Gross 2007-3-13 2612 Los Angeles Southern side of range: Wildwood Canyon. 499 Comment
  SEINET8465036 Image available Juncus tenuis A. C. Sanders, TB. Salvato 2009-5-20 36868 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 66 Comment
  RSA0116658  Juncus textilis R. G. Swinney 2008-10-10 9580 Los Angeles San Gabriel Mtns.; Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA656782  Juncus textilis Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 710 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 548 Comment
  RSA304360  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan 1980-5-18 3439 Los Angeles 0.5 mi N of S Fork Campground 1371 Comment
  RSA0098366  Juncus xiphioides R. G. Swinney 2011-11-1 15973 Los Angeles San Gabriel Mountains: West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  CAS-BOT-BC81010  Juniperus californica Roxana S. Ferris 1918-6-12 948 Los Angeles 3 miles above Acton on Palmdale - Saugus Road Comment
  CHSC26044  Juniperus californica B. Prigge 1970-12-29 113 Los Angeles 5 miles SE of Llano on county road N-4. 1158 Comment
  NY99570  Juniperus californica S. D. Boyd 1996-4-24 8659 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon 1066.8 Comment
  UCR276830  Juniperus californica R. G. Swinney 2010-5-21 12864 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  UCR149485  Keckiella antirrhinoides Valerie Soza, L. Moore 2000-5-30 974 Los Angeles Transverse Range; Liebre Mountains, San Franisquito Canyon, at Los Angeles Dept. of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, west of San Francisquito Canyon Road 488 Comment
  POM9729  Keckiella breviflora var. breviflora Philip A. Munz 1921-4-24 4418 Los Angeles Sandberg's, Liebre Mtn. 1524 Comment
  POM50424  Keckiella cordifolia L. R. Abrams 1907-4-11 1468 Los Angeles Santa Monica Canyon Comment
  RSA401752A  Keckiella cordifolia Reid V. Moran 1941-2-25 629 Los Angeles Santa Catalina Island. Near creek to top of ridge, Johnson's Valley. 220 Comment
  SBBG109010  Keckiella cordifolia S. A. Junak 1996-5-20 SCl 514 Los Angeles Mosquito Cove, at mouth of first gully S of main cyn 6 Comment
  RSA522463  Keckiella ternata subsp. ternata Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4041 Los Angeles San Gabriel Mountains: NNE of Tie Summit Station and E of Angeles National Forest. 1567 Comment
  RSA522286  Kickxia spuria Steve D. Boyd 1989-6-28 3757 Los Angeles Grounds of Rancho Santa Ana Botanic Garden, planter to the N of E end of Administration building. Comment
  SD50936  Kochia californica Darley F. Howe 1958-10-26 2684 Los Angeles Lancaster. Comment
  UC665700  Koeleria macrantha Victor Duran 1933-7-9 3505 Los Angeles San Gabriel Mountains Horse Flats; , Horse Flats 1676 Comment
  HSC24949  Krascheninnikovia lanata Nels Rinden 1971-5-2 31 Los Angeles 10 mi. SW of Victorville, 0.5 W of Hwy. 395 on road to Phelan in Mojave Desert 1220 Comment
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Aug 13 2014
  OBI6199  Krascheninnikovia lanata Shirley Vaughan 1974-5-11 9 Los Angeles 10th St. E, Lancaster 718 Comment
  RSA69953  Krascheninnikovia lanata F. W. Peirson 1926-4-26 6653 Los Angeles about 1 mile east of Palmdale Comment
  RSA616727  Lactuca serriola L. C. Wheeler 1966-8-20 8814 Los Angeles San Gabriel Mountains: Cabin Flat, Prairie Fork. Comment
  POM4987  Lagophylla ramosissima Dian Haynes 1890-1 s.n. Los Angeles Near Pasadena. Comment
  SEINET3129413  Lamarckia aurea L. R. Abrams 1903-4-9 3244 Los Angeles Inglewood Comment
  UCSB399  Lamarckia aurea Ilch, D.; Gleason, C. 1933-5-29 Los Angeles San Dimas SRE plot 303, block 18C Comment
  UCD125095  Lamium amplexicaule Peter H. Raven 1962-2-1 16877 Los Angeles Los Angeles State and County Arboretum. 182 Comment
  RSA0060474  Lantana montevidensis R. G. Swinney 2010-8-16 13539 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA614982  Lantana montevidensis Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: West Fork of Morgan Canyon near Fergusson Motorway. 434 Comment
  RSA390003  Larrea tridentata N. C. Cooper 1943-11-20 969 Los Angeles Lancaster. Mojave Desert 762 Comment
  CAS-BOT-BC338147  Lasthenia californica C. F. Baker 1904-4-4 4087 Los Angeles Elsinore Comment
  POM50717  Lasthenia coronaria L. R. Abrams 1901-04 1388 Los Angeles Monte Vista. Comment
  CAS-BOT-BC354220  Lasthenia coronaria Lilian Wheeler 1895-3-16 s.n. Los Angeles Claremont Comment
  POM5999B  Lasthenia coronaria C. F. Baker 1903-8-13 4091 Los Angeles Claremont Comment
  RSA0009797  Lasthenia coronaria Marcus E. Jones 1882-2-27 3026 Los Angeles Pasadena. Comment
  UCD106414  Lathyrus splendens Louis C. Wheeler 1932-3-6 454 Los Angeles San Dimas Canyon, San Gabriel Mts. 384 Comment
  SD69558  Lathyrus vestitus var. alefeldii Robert F. Thorne 1966-4-28 36205 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, dry rocky slope along the road to Renton Mine 244 Comment
  RSA678696  Lavatera assurgentiflora Mark A. Elvin, Orlando Mistretta 1996-3-22 116 Los Angeles San Clemente Island Comment
  SBBG126029  Layia glandulosa A. Parikh, N. Gale 2010-5-11 3152 Los Angeles 3.0 km S of Hwy 138, 0.6 km E of 130th St W, 0.1 km W of power transmission lines 790 Comment
  POM18071  Layia glandulosa P. A. Munz 1923-5-26 6600 Los Angeles Ridge at head of Vincent Gulch (near North Baldy) 2012 Comment
  POM361626  Layia glandulosa H. C. Ackley 1927-2-27 s.n. Los Angeles Dry soil, Big Tahunga Comment
  SFV4253A  Layia glandulosa K. A. Wilson, M. L. Vincent 1965-5-18 1338 Los Angeles Mojave Desert Pearblossom. Corner of Fort Tejon and Longview roads. Comment
  UC1595684  Layia glandulosa W. Wisura and E. Roeder 1992-4-21 4689 Los Angeles .1 mi w of Highway 138 Fort Tejon Road; West Mojave Comment
  UC30660  Layia platyglossa H. P. Chandler 1897-5-3 Los Angeles Claremont 365 Comment
  CATA1531  Lepidium didymum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-11 2752 Los Angeles Santa Catalina Island: Hillside by City Fire Station, Avalon 18 Comment
  CAS-BOT-BC89310  Lepidium flavum Ernest C. Twisselmann 1966-4-27 12103 Los Angeles Mojave Desert. Plains 14.1 miles west of El Mirage. 822 Comment
  SBBG2514  Lepidium fremontii H. and M. Dearing 1933-4-9 469 Los Angeles Palmdale-Victorville Hwy Comment
  RSA0042221  Lepidium nitidum var. nitidum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2842 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach. 411 Comment
  CAS-BOT-BC12821  Lepidium perfoliatum Roxana S. Ferris 1918-6-12 898 Los Angeles Railroad embankment between Oban and Lancaster. Comment
  CAS-BOT-BC12817  Lepidium perfoliatum Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 988 Los Angeles Mojave Desert. Antelope Valley. Comment
  RSA709464  Lepidium strictum A. C. Sanders 2005-5-1 29835 Los Angeles Los Angeles Natural History Museum, Exposition Park, Los Angeles. 53 Comment
  LA200243  Lepidospartum squamatum A. M. Johnson; 1932-5-30 4095 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  CAS-BOT-BC272410  Leptochloa fusca subsp. uninervia W. M. Phillipson 1914-6-1 s.n. Los Angeles San Gabriel Comment
  UCD33020  Leptochloa fusca subsp. uninervia Beecher Crampton 1965-10-27 7590 Los Angeles Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  POM6804  Leptosiphon androsaceus P. A. Munz, L. T. Street, G. Williams 1919-4-5 2421 Los Angeles Puddingstone Canyon. San Dimas. 259 Comment
  CATA3039  Leptosiphon bicolor Amy Catalano 2016-3-18 047 Los Angeles Santa Catalina Island: On west side ca. 0.75 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road, about 270 meters off road 252 Comment
  UCR256692  Leptosiphon breviculus J. M. Porter, Lauren E. Machen 2012-5-20 15161 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) SW of Wrightwood at Inspiration Point 2280 Comment
  UCSB42087  Leptosiphon breviculus Palys, Joe 1978-6-3 Los Angeles East side of Mt. Gleason road, 1 mi. west from junction with Angeles Crest Highway 1219 Comment
  RSA76237  Leptosiphon liniflorus F. W. Peirson 1951-6-23 942 Los Angeles Near Kewen Lake, Pasadena Comment
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Mar 27 2009
  RSA0074221  Leptosiphon parviflorus Louis C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Summit Johnstone Peak. 975 Comment
  UCR269983  Leptosyne bigelovii R. G. Swinney 2010-5-19 12771 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  SBBG15907  Leptosyne douglasii W. G. Webb 1935-4-1 Los Angeles Mint Cyn Comment
  UCR23838  Lessingia filaginifolia John C. Roos 1942-9-12 1719 Los Angeles City of Los Angeles, Westwood Village Comment
  SBBG118769  Lessingia glandulifera var. peirsonii L. Gross with P. Morton 2004-6-9 1333 Los Angeles W end of the main crest, S from Pacific Crest Trail along rd (7N23) past the 2nd PC Trail that exits off N of the rd, W of Bear Gulch Camp; T7N R17W S12,11,10and3 1688 Comment
  RSA0001375  Lessingia lemmonii var. peirsonii F. W. Peirson 1923-6-9 3550 Los Angeles Lowest point between the divides of Pine and Oak Grove Canyons, Liebre Mts. 1174 Comment
  RSA79252  Lewisia rediviva G. R. Campbell 1952-6-27 17294 Los Angeles San Gabriel Mountains: south slope Mt. San Antonio. 2744 Comment
  RSA79231  Lewisia rediviva G. R. Campbell 1952-6-8 18504 Los Angeles Blue Ridge, Big Pines Recreation area, San Gabriel Mts 2134 Comment
  UCD64543  Leymus condensatus Robert F. Thorne; P. Everett 1965-6-22 34869 Los Angeles Santa Catalina Island, up Pebble Beach Canyon, along roadside. 30 Comment
  RSA623880  Leymus triticoides Arthur R. Kruckeberg 1939-5-31 245 Los Angeles Vacant lot across from house Highland Park. Comment
  RSA641434  Leymus triticoides L. C. Wheeler 1967-7-23 10166 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Springs, San Andreas Rift Zone. Comment
  UCD87756  Leymus triticoides G. L. Stebbins Jr. 1939-6-16 2858 Los Angeles Along US Highway 99 at Gorman. 1097 Comment
  CAS-BOT-BC130571  Lilium humboldtii Peter H. Raven; H. L. Wedberg 1957-6-15 10901 Los Angeles In Latigo Canyon 0.8 miles n. of U.S. 101A, Santa Monica Mts. Comment
  RSA0018989  Lilium humboldtii subsp. ocellatum Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11699 Los Angeles Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway on north side of the highway. 427 Comment
  SJSU13211  Lilium humboldtii subsp. ocellatum C. W. Sharsmith 1941-6-22 4399 Los Angeles by Eaton Canyon, San Gabriel Mts 457 Comment
  UCR259465  Limosella acaulis R. G. Swinney 2010-9-7 13704 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  SD90331  Limosella acaulis Robert F. Thorne, J. Dourley 1967-10-10 37340 Los Angeles San Gabriel Mts., Angeles National Forest: Jackson Lake, west end 1867 Comment
  UCR263054  Linanthus aureus subsp. aureus Mitch Provance 2008-4-14 408- 13 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  CAS-BOT-BC226741  Linanthus californicus Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canon [Canyon], San Gabriel Mts Comment
  POM65162  Linanthus californicus C. F. Baker 1904-5-24 4783 Los Angeles Hills near Claremont. Comment
  RSA11020  Linanthus californicus C. B. Wolf 1928-4-1 1608 Los Angeles Santa Susanna Pass. 1/2 mi. from summit. Comment
  RSA191134  Linanthus californicus R. F. Thorne, M. Z. Thorne 1967-6-25 37088 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  CDA40055  Linanthus californicus T. C. Fuller & T. Suzuki 1958-5-9 s.n. Los Angeles Millard Canyon, Chaney Trail above Altadena. 0 Comment
  UCR113676  Linanthus ciliatus L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  POM47841  Linanthus concinnus P. A. Munz 1924-5-25 s.n. Los Angeles Ridge between Lytle Creek and San Antonio Canyon 2591 Comment
  POM364705  Linanthus dianthiflorus Anstruther Davidson 1894-06 s.n. Los Angeles Glendale. Comment
  RSA0016796  Linanthus dianthiflorus subsp. dianthiflorus S. B. Parish, Greata 1901-05 s.n. Los Angeles S. Pasadena Comment
  RSA600044  Linanthus dichotomus Steve Boyd, Lauren Raz 1997-3-25 9264 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  UC908269  Linanthus dichotomus Herbert L. Mason 1926-4-27 3023 Los Angeles Rock Creek San Gabriel Mountains Comment
  POM364695  Linanthus parryae B. C. Templeton 1930-4-8 1038 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  RSA122093  Linanthus parryae A. D. Gifford 1935-4-27 634 Los Angeles 3 1/2 miles N. of Manzana,Tejon. 854 Comment
  UC23763  Linanthus parviflorus J. Burtt Davy May 9 1896-May 24 1896 2483 Los Angeles Manzana Antelope Valley Comment
  SEINET4094573  Lithophragma affine R. Moran 1941-1 682 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 300 Comment
  SDSU9549  Lithophragma affine Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon. San Gabriel Mtns., Chantry Flats Trail about 1/8 mile from top of canyon. Comment
  UCR141326  Lithophragma bolanderi R. F. Thorne 1971-4-23 41467 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest; Chantry Flats, along trail to Santa Anita Canyon 610 Comment
  UCR190096  Lobelia dunnii R. G. Swinney 1998-7-30 6588 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  SD132660  Lobelia dunnii var. serrata Victor Duran 1933-8-12 3548 Los Angeles San Gabriel Mountains, South Fork Big Rock Creek 1525 Comment
  UC1561053  Lobularia maritima Dean W. Taylor 1989-12-9 10596 Los Angeles 0.3 mi s of Tapia Canyon Road (s of Castaic, Castaic Creek); Transverse Ranges, Castaic Creek 426 Comment
  UCR258798  Lobularia maritima R. G. Swinney 2010-3-16 11935 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA657461  Lobularia maritima S. Campbell 1980-6-2 26 Los Angeles Verdugo Mountains; Approx. 400 feet west of Sierra Place on south-eastern slope of Verdugo Mountains. 244 Comment
  RSA679859  Loeseliastrum matthewsii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 890 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  SD111950  Loeseliastrum matthewsii Barbara Ertter, Jeffrey Strachan 1980-5-18 3444 Los Angeles Forest Road 4N11 along Big Rock Creek just south of junction with Big Pines Highway (Forest Road 4N06) I(c) mile north of Angeles National Forest, ca 1.5 miles southeast of Valyermo, south side of San Gabriel Mts. 1219 Comment
  SBBG131684  Logfia gallica S. A. Junak 1999-4-24 SCa 861 Los Angeles main rd, just S of [airport] rd 445 Comment
  UC1595262  Logfia gallica Tim Ross and Peter Fritsch 1990-6-20 3623 Los Angeles near the confluence of the e and w forks San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  CAS-BOT-BC269095  Lolium perenne LeRoy Abrams 1902-6-12 2525 Los Angeles Ballona Creek near Mesmer Comment
  RSA658367  Lolium perenne subsp. multiflorum Naomi Zohman 1985-4-28 35 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  RSA199013  Lomatium lucidum W. M. Gauntt 1966-4-9 142 -A Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  RSA747148  Lomatium mohavense R. G. Swinney 2008-5-8 8813 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA97341  Lomatium mohavense subsp. mohavense F. W. Peirson 1926-4-26 6655 Los Angeles about 1 mile east of Palmdale Comment
  RSA641308  Lomatium nevadense var. parishii Orlando Mistretta, Mark Elvin 1995-3-30 1588 Los Angeles San Andreas Rift Zone: On Bige Pines Highway near Valyermo. Comment
  UCD127799  Lomatium utriculatum Daryl Koutnik 1978-4-28 440 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  SEINET13944683 Image available Lomatium utriculatum Frank W. Gould 1944-1 2297 Los Angeles Near corner of Ardsheal Drive and Skyline Drive, Whittier Hills Comment
  RSA455170  Lonicera hispidula var. vacillans Anstruther Davidson 1893-8-22 s.n. Los Angeles Santa Catalina Island. Comment
  RSA778914  Lonicera interrupta R. G. Swinney 2009-6-17 11216 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  CHSC22036  Lonicera subspicata var. denudata Robert A. Schlising 1971-7-10 2995 Los Angeles 0.8 mi W of Red Box Jct to Mt. Wilson, along Angeles Crest Highway (Hwy 2). Comment
  RSA507988  Lonicera subspicata var. denudata Steve Boyd, Timothy S. Ross 1988-4-28 2243 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  RSA754351  Lonicera subspicata var. denudata Ellen Mackey, Bart O'Brien, Blake Whittington 2006-11-14 NFWF- 1854 Los Angeles San Gabriel River Watershed; Webb Canyon Road bridge 413 Comment
  UCR270835  Lonicera subspicata var. denudata R. G. Swinney 2011-5-26 14866 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  CAS-BOT-BC198537  Lotus G. B. Grant 1900-3-29 s.n. Los Angeles Avalon Comment
  UCR13467  Lotus argophyllus subsp. ornithopus O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA584617  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6182 Los Angeles San Clemente Island, central E side of island just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  UCR270101  Lotus argophyllus var. argophyllus R. G. Swinney 2011-7-21 15336 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA679287  Lotus crassifolius var. crassifolius Mark Elvin, Anne Marie Ruff 1996-8-1 303 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 4.2 mi from gate. Both sides of road. Comment
  RSA3594  Lotus dendroideus var. dendroideus C. B. Wolf 1932-5-13 3611 Los Angeles Santa Catalina Island. Lower end of Hamilton Canyon, at turn of road to airport. 30 Comment
  UC15560  Lotus dendroideus var. dendroideus Dr. A. Davidson 1891-1 6 Los Angeles Catalina Island Comment
  RSA151287  Lotus dendroideus var. traskiae P. H. Raven 1962-4-10 17179 Los Angeles San Clemente Island. Small arroyo above Wilson's Cove 61 Comment
  RSA678697  Lotus dendroideus var. traskiae Mark Elvin, Orlando Mistretta 1996-3-24 124 Los Angeles San Clemente Island. Eagle Canyon 457 Comment
  UC80889  Lotus grandiflorus Katharine Brandegee May 1889 Los Angeles South Side, S.P.R.R., Lancaster Lancaster Comment
  RSA534057  Lotus hamatus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5243 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 305 Comment
  RSA682117  Lotus nevadensis var. davidsonii Valerie L. Soza, Bill Hogshead, Amber Maurice 2003-5-17 s.n. Los Angeles Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson). 915 Comment
  RSA406250  Lotus procumbens var. procumbens Anstruther Davidson 1893-4-1 s.n. Los Angeles Big Rock Comment
  RSA730390  Lotus procumbens var. procumbens R. G. Swinney 1999-6-18 7292 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  UCR57523  Lotus purshianus Bill Wagner 1989-8-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northern Santa Monica Mtns, c. 0.5 mi. south of Hwy 101 on E and W sides of Kanan Road, NE of Ladyface Comment
  CSUSB1230  Lotus salsuginosus Becky Alejandre 1970-5-18 Los Angeles Malibu Lagoon 18 miles north of the Pacific Coast Highway. A sandy wash area 10 feet from Malibu Creek, 0.5 mile east of Market Basket Store on Las Virgenes Road. Comment
  SFV15582  Lotus salsuginosus R. K. Stachelek 1992-4-14 24 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park, along upper part of fire road. 520 Comment
  UCR126362  Lotus salsuginosus A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27127 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCR213244  Lotus salsuginosus Dan S. Cooper 2010-4-9 20100409- 31 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., slope north of Coolidge Canyon in Griffith Park 195 Comment
  RSA38855  Lotus salsuginosus E. A. Purer 1935-5-11 6549 Los Angeles Hillside, Malibu Road Comment
  SFV6190  Lotus scoparius R. M. Muran 1974-4-4 61 Los Angeles Santa Monica Mountains Along Mulholland Drive in Mandeville Canyon area. 427 Comment
  RSA0058234  Lotus strigosus Richard G. Swinney 2010-4-23 12342 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA654021  Lotus strigosus Valerie L. Soza, Laura Moore 2000-5-10 841 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines. 579 Comment
  UC557701  Lotus strigosus Nell Murbarger Mar 1936 22 Los Angeles San Clemente Island Comment
  UCR191711  Lotus strigosus A. C. Sanders 2008-4-11 34873 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  RSA533967  Lotus strigosus T. S. Ross 1991-5-18 5169 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA598871  Lotus strigosus var. hirtellus Steve Boyd, T. S. Ross 1997-3-21 9248 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  RSA232802  Lotus strigosus var. strigosus R. F. Thorne 1966-4-17 36118 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  POM49320  Lotus unifoliolatus L. W. Nuttall 1920-5-31 s.n. Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  CHSC108516  Ludwigia peploides subsp. montevidensis R. E. Riefner Jr. 2007-6-28 07 -283 Los Angeles Harbor City, Bixby Slough, vicinity of 255th St. and Dodge Ave. UTM 11S 0380759E 3740038N. 39 Comment
  CAS-BOT-BC201202  Lupinus Timothy S. Ross; Darin Banks 1994-4-12 7497 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 520 m SSE of where Drinkwater Canyon joins S. Fr. Canyon 560 Comment
  SBBG96574  Lupinus agardhianus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4281 Los Angeles lower half of China Cyn, sand dunes at cyn mouth Comment
  SDSU4642  Lupinus albifrons R. M. Beauchamp 1967-3-20 367 Los Angeles Road south of Avalon. Santa Catalina Island. Comment
  UCSB43746  Lupinus albifrons Morales, M. 1982-4-18 Los Angeles 1 mile southeast of Avalon across from Safeway dock on Crescent Road 6 Comment
  SEINET10871236  Lupinus albifrons var. longifolius Payne 1948-1 PAYNE UMO 53537 Los Angeles Garden #7329 from 5877. Montrose. Dry hills. Comment
  UCSB3395  Lupinus benthamii Haller, John 1960-5-23 Los Angeles At junction of California 138 and U.S. 99; east of Gorman 1127 Comment
  HSC14795  Lupinus bicolor C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd off of Bouquet Cyn. Rd. Comment
  SBBG13632  Lupinus bicolor P. H. Raven 1962-4-10 17195 Los Angeles summit of Thirst 579 Comment
  UCR186577  Lupinus bicolor A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32215 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  UCR240984  Lupinus bicolor Dan S. Cooper 2010-3-8 20100308- 34 B Los Angeles South Coast; Los Angeles Basin, between Los Angeles River and Forest Lawn Dr., just west of Forest Lawn Cemetery and east of Warner Bros. studios 157 Comment
  RSA599272  Lupinus bicolor subsp. marginatus Steve Boyd, Lauren Raz 1997-3-31 9446 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  LA205011  Lupinus chamissonis J. A. Ewan; 1931-1-1 4003 Los Angeles N of Hyperion 60 Comment
  RSA3237  Lupinus chamissonis Carl B. Wolf 1931-6-25 2245 Los Angeles West of El Segundo. 61 Comment
  CATA1552  Lupinus concinnus Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2809 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  SBBG118692  Lupinus concinnus O. Mistretta 1992-4-5 153 Los Angeles Guds Comment
  POM19046  Lupinus elatus P. A. Munz 1923-8-31 8400 Los Angeles Swarthout Valley 2561 Comment
  UC586897  Lupinus elatus Joseph Andorfer Ewan 1934-8-4 8393 Los Angeles Blue Ridge; San Gabriel Mts., Blue Ridge 2590 Comment
  LA205084  Lupinus excubitus H. Anderson; 1932-3-24 sn Los Angeles Hungry Valley Comment
  UCR231787  Lupinus excubitus Darren T. Hasegawa 2007-6-1 s.n. Los Angeles San Gabriel Mtns., Pasadena, Devils Gate Reservoir, c. 0.5 mi. east of 210 Fwy 320 Comment
  RSA642043  Lupinus excubitus var. austromontanus Orlando Mistretta 1993-6-28 911 Los Angeles Angeles National Forest; Table Mountain, Sunrise ski area. Comment
  UCR147796  Lupinus excubitus var. austromontanus Valerie Soza, LeRoy Gross 2000-6-13 1001 Los Angeles San Gabriel Mountains, SE-facing slope of Horse Canyon, above Horse Canyon Road (FSR 3M51), c. 1.75 mi south of Angeles Crest Hwy, within Horse Canyon Shooting Area 1768 Comment
  RSA741091  Lupinus excubitus var. hallii Justin M. Wood 2008-11-20 241 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  UC865187  Lupinus excubitus var. hallii L. W. Nuttall 1920-5-11 183 Los Angeles Santa Catalina Island Comment
  SEINET10903857  Lupinus excubitus var. hallii David B. Dunn 1957-4-2 Dunn RSA# 8292 x 6226 Los Angeles Plants 3 yrs. Old. Grown in field planting at ranch santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd male parent () Parenthetic # is f, plant no. Seeds from open field, pollen. Comment
  UCR178892  Lupinus formosus R. G. Swinney 1989-8-5 s.n. Los Angeles San Gabriel Mtns., base of the mtns. near the city of Glendora; Glendora Ridge Motorway, 0.5 mi west of Glendora Mountain Rd. 732 Comment
  RSA91229  Lupinus formosus var. formosus F. W. Peirson 1919-3-11 90 Los Angeles First small canyon east of Rubio Canyon, south base of San Gabriel Mts. 534 Comment
  SBBG90528  Lupinus guadalupensis M. B. Dunkle 1939-4-5 7279 Los Angeles Pyramid Cove Comment
  RSA658692  Lupinus hirsutissimus J. S. Burns 1992-5-11 s.n. Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest. 762 Comment
  RSA0013555  Lupinus latifolius Orlando Mistretta, Christine Mistretta 2011-6-30 5783 Los Angeles North Fork Mill Creek; along Forest Road 3N27. 1200 Comment
  RSA639709  Lupinus latifolius subsp. parishii L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA160414  Lupinus latifolius var. parishii J. D. Olmsted 1959-5-13 624 Los Angeles Evey Canyon along N side of Creek 500 yards W of San Antonio canyon. San Gabriel Mtns, San Antonio Creek. 713 Comment
  POM19194  Lupinus longifolius Philip A. Munz 1923-5-1 7780 Los Angeles Puddingstone Canyon, San Dimas 274 Comment
  POM8812  Lupinus longifolius Philip A. Munz, R. D. Harwood 1920-5-2 3826 Los Angeles San Dimas Canyon. 457 Comment
  SEINET3131588  Lupinus longifolius Unknown 1902-7-10 2505 Los Angeles Playa del Rey Comment
  UC15824  Lupinus longifolius J. H. Barber 1897-4 299 Los Angeles Santa Monica Canyon Comment
  UCR240250  Lupinus longifolius Dan S. Cooper 2012-2-14 212- 12 Los Angeles Los Angeles Basin, open area between Allesandro St. and Peru St., near intersection of the 2 & I-5 freeways 163 Comment
  RSA0118867  Lupinus microcarpus var. microcarpus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32087 Los Angeles Transverse Range; Liebre Mtns. Region: 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 976 Comment
  SFV1898  Lupinus odoratus M. L. Vincent 1962-5-7 240 Los Angeles Mojave Desert Llano at junction of road to Mile High. Roadside on Highway 138. 965 Comment
  RSA642098  Lupinus peirsonii Orlando Mistretta 1994-9-22 1499 Los Angeles San Gabriel Mountains: Vicinity of Devils Punchbowl. Ridge east of Caruther's Creek, on east side of ridge 1767 Comment
  HSC101290  Lupinus sparsiflorus R. G. Swinney 2009-3-26 10165 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  OBI48717  Lupinus sparsiflorus Joseph Andorfer Ewan April1933 10909 Los Angeles Higgins cyn, Santa Monica Mts 457 Comment
  RSA0101380  Lupinus sparsiflorus Scott D. White, Pam De Vries 1998-4-20 6323 Los Angeles Soledad Canyon Area: Proposed quarry area N of Soledad Cyn. Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 580 Comment
  RSA756962  Lupinus sparsiflorus Orlando Mistretta, Christine Mistretta 2008-4-14 2449 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  UCR270077  Lupinus sparsiflorus R. G. Swinney 2010-5-19 12782 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  SBBG3697  Lupinus sparsiflorus H. and M. Dearing 1935-3-9 785 Los Angeles upper end of Mint Cyn Comment
  SDSU4621  Lupinus sparsiflorus unknown 1948-5-4 Los Angeles Goode Pass, Western San Gabriel Mts. 1006 Comment
  SEINET12162015  Lupinus sparsiflorus R. F. Thorne, Tilforth, C. W. 1971-1 41512 Los Angeles San Gabriel Mts, Angeles National FOrest, San Dimas Cnayon nr dam on San Dimas Crk 457 Comment
  HSC14883  Lupinus subvexus C. S. Apperson 1967-6-11 Los Angeles 4 miles up Haskell Cyn. Rd off of Bouquet Cyn. Rd. Comment
  PASA1680  Lupinus succulentus Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA589508  Lupinus succulentus Tim S. Ross 1995-5-21 8603 Los Angeles San Clemente Island: Near head of Chenetti Canyon. just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft SSE of Rest triangulation point (1336 ft). 347 Comment
  SBBG530  Lupinus succulentus S. A. Junak with K. Kirkland 1998-5-2 SCa 649 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 243 Comment
  OBI70653  Lupinus succulentus Tim Ross 1991-4-8 4479 Los Angeles Elephant hill: W Pomona. T1S, R9W, W 2/3 S1/2 sec 26, San Dimas USGS 7.5' quad; At W base of the hill 355 Comment
  RSA35466  Lupinus succulentus Emily M. Bradford 1904-3-17 s.n. Los Angeles Redondo Beach. Comment
  SEINET10969783  Lupinus succulentus var. succulentus David B. Dunn 1946-1 Dunn 1988 Los Angeles Cultivated and weedy plants in the yard at 4911 pasadena ave. Terrace, los Angeles. Comment
  SD187408  Lupinus truncatus Valerie Soza, Miriam Sidibeh 2003-3-26 1607 Los Angeles Transverse Ranges; Verdugo Mountains region: Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA150660  Lupinus truncatus Peter H. Raven 1962-5-9 17649 Los Angeles Just N of Gray, San Clemente Island 366 Comment
  RSA533966  Lupinus truncatus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5204 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  CAS-BOT-BC231612  Lycium cooperi Louis C. Wheeler 1932-4-10 608 Los Angeles 2 mi. W Palmdale, Mohave [Mojave] Desert 762 Comment
  SEINET10884637  Lycopersicon esculentum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3760 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  UCR86519  Lyonothamnus floribundus subsp. aspleniifolius T. S. Ross, E. Kellogg 1992-4-12 6129 Los Angeles San Clemente Island, 110 degrees ESE, 480-600m from Vista (point), at the head of Grove Canyon 495 Comment
  RSA578209  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Janet Takara, Bob Given, Misty Gray 1994-8-2 8192 Los Angeles Santa Catalina Island. Midway in Swain's Canyon. 95 Comment
  UCR210321  Lythrum californicum R. G. Swinney 2008-11-29 9852 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  UC89380  Madia exigua T. S. Brandegee May, 1890 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC343063  Madia gracilis I. M. Johnston 1917-7-1 1438 Los Angeles San Antonio Mountains. Evey Canon [Canyon] 762 Comment
  UC187707  Madia sativa Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  NY24349  Mahonia nevinii C. B. Wolf 1927-7-27 682 Los Angeles About 1/2 mile south of San Fernando Comment
  SBBG118705  Malacothamnus davidsonii O. Mistretta 1992-8-17 751 Los Angeles Haines Cyn Trail, Tujunga Ranger District Comment
  CAS-BOT-BC206203  Malacothamnus fasciculatus L. R. Abrams; I. L. Wiggins 1931-7-4 337 Los Angeles White's Landing, Santa Catalina Island Comment
  UCR117565  Malacothamnus fasciculatus A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23275 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 595 Comment
  UC410546  Malacothamnus fasciculatus var. fasciculatus Alice Eastwood 1928-6-15 15400 Los Angeles Claremont Comment
  CAS-BOT-BC206355  Malacothamnus fremontii Tim Ross; Steve Boyd 1994-5-25 7927 Los Angeles Hanging Basin ca 470 - 830 m W of Warm Springs Mtn summit, these collections from ca 600-800 m WSW of summit, Necktie Basin - Liebre Mountains 1075 Comment
  RSA131251  Malacothamnus fremontii Percy C. Everett, E. K. Balls 1959-5-22 23806 Los Angeles Big Rock Creek, from Valyermo. 1220 Comment
  CAS-BOT-BC345406  Malacothrix clevelandii Steve Boyd; Tim Ross 1988-4-28 2253 Los Angeles West end of San Gabriel Mtns, Sand Canyon E of Saugus. Angeles National Forest 792 Comment
  RSA233406  Malacothrix foliosa R. F. Thorne 1966-4-15 36009 Los Angeles San Clemente Island, rocky sea-bluff 1/2 mile SSE of Eel Point, SW side of island 3 Comment
  SBBG80313  Malacothrix foliosa subsp. foliosa F. C. Boutin 1967-4-23 1618 Los Angeles above ocean between main airstrip and Wilson Cove Comment
  SD51916  Malacothrix foliosa subsp. foliosa Peter H. Raven 1962-5-8 17625 Los Angeles San Clemente Island, near western shore of island opposite Wilson Cove. 45 Comment
  SDSU19665  Malacothrix foliosa subsp. foliosa Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2193 Los Angeles San Clemente Island. Northern tip of island, west of Northwest Harbor, ca. 100 feet from intertidal zone. 3 Comment
  RSA719094  Malacothrix saxatilis Naomi Fraga 2001-5-27 48 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. UTM: 376696N 423388E. Comment
  CAS-BOT-BC347949  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1931-6-6 6667 Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  UCD134444  Malacothrix saxatilis var. tenuifolia Daryl Koutnik 1978-6-3 519 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  SBBG110451  Malephora crocea S. A. Junak 1997-8-26 SCl 936 Los Angeles Wilson Cove, along nature trail, on W side of cyn above pier 106 Comment
  UC1130511  Malosma laurina G. T. Nordstrom 1935-5-10 575 Los Angeles 1 mi. n.e. Blue Point; Angeles Nat'l Forest, Tejon Quad. Comment
  UCR258503  Malosma laurina R. G. Swinney 2010-6-23 13317 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  RSA765316  Malva nicaeensis Doris Bowers 1957-5-2 105 Los Angeles Road above Puddingstone, LaVerne. 320 Comment
  SD144452  Malva nicaeensis B. Pitzer 1996-4-27 2725 Los Angeles City of Signal Hill, Reservoir Park, on Wardlow Rd between Orange St & Walnut St, E of Long Beach Blvd Comment
  RSA580114  Malvella leprosa Tim S. Ross, Steve D. Boyd 1994-9-21 8332 Los Angeles 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100m W of the Cow Spring Canyon drainage. 1149 Comment
  SBBG69443  Marah fabacea R. Hoffmann 1929-5-21 Los Angeles Del Sur to Elizabeth Lake Comment
  LA200409  Marah macrocarpa C. L. Hogue; 1954-3-13 sn Los Angeles Santa Monica Mountains, near Seminole Hot Springs 335 Comment
  LA91401  Marah macrocarpa Bruce Douglas Clayton; Greg Shaw 1972-3-16 1 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus 518 Comment
  RSA0106122  Marah macrocarpa R. G. Swinney 2011-3-15 14068 Los Angeles San Gabriel Mountains; Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 232 Comment
  RSA764300  Marah macrocarpa Doris Bowers 1957-3-10 793 Los Angeles Rocky Point, LaVerne. 335 Comment
  SBBG32155  Marah macrocarpa R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -315 Los Angeles Descanso Cyn 91 Comment
  RSA213375  Marah macrocarpa M. B. Dunkle 1939-4-4 7251 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SBBG108181  Marah macrocarpa S. L. Crockett 1997-4-1 637 Los Angeles offshoot cyn from Middle Cyn, 0.2 mi SW on Middle Cyn Rd from pump house; SE side of rd 315 Comment
  CHSC92952  Marah macrocarpa var. macrocarpa John Dittes 2006-1-2 1308 Los Angeles Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 3.2 air-miles SW of Gold Cyn Saddle, 1.3 airmiles NE of intersection of Sunland blvd and 210 Fwy, 1.1 air-mile NW of Verdugo Hills Highschool; near Oro Vista Ave where it crosses Big Tujunga Creek; edge of floodplain of Big Tujunga Creek. 393 Comment
  RSA0022524  Marrubium vulgare Duncan S. Bell, Caitlin Elam 2013-6-24 5248 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA592607  Marrubium vulgare Mark Hoefs, D. Propst 1973-3-14 98 Los Angeles Cape Canyon, Santa Catalina Island. 290 Comment
  RSA654642  Marrubium vulgare Fred Brooks, P. Sobkowiak 1988-4-23 11 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  SBBG19193  Marrubium vulgare M. A. Piehl 1963-12-8 63080 a Los Angeles mouth of Cave Cyn 1 Comment
  RSA600318  Matricaria matricarioides Scott D. White 1997-3-12 4756 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  UCR94695  Matricaria matricarioides A. C. Sanders, E. J. Lott 1993-5-6 13963 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  POM362436  Matricaria matricarioides Robert Gustafson 1978-6-1 976 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  POM362437  Matricaria matricarioides Elbert Benjamine 1929-3-17 105 Los Angeles Roadside, Burbank Comment
  CAS-BOT-BC422742  Meconella denticulata H. L. Mason 1927-6-14 3754 Los Angeles San Antonio Canyon, San Gabriel Mountains 914 Comment
  RSA258360  Medicago polymorpha C. W. Tilforth 1972-4-20 507 Los Angeles Screen House Comment
  UCR126745  Melia azedarach A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26232 Los Angeles Western San Gabriel Mtns., Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property 351 Comment
  CAS-BOT-BC281513  Melica imperfecta Jack Delaini; Barbara Shervanick 1974-3-22 82 Los Angeles Lodi Canyon. San Dimas Experimental Forest, Angeles National Forest. 365 Comment
  POM1200  Melica imperfecta I. M. Johnston 1918-6-2 2021 Los Angeles San Antonio Mountians, Evey Canyon. 915 Comment
  RSA656166  Melica imperfecta Joseph M. Keefe 1977-6-11 22106 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km west of Elinita Ave. Camp Max Straus. 427 Comment
  UCR190097  Melica imperfecta R. G. Swinney 1998-7-30 6589 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  SEINET10926817  Melica imperfecta Paul O. Schallert 1944-4-28 Schallert 1421 Los Angeles Monrovia Canyon. Comment
  CAS-BOT-BC281098  Melica stricta Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38907 Los Angeles San Gabriel Mts. Angeles National Forest; Canyon above Angeles Crest highway, ca 1 mile W of Vincent Gap, on one of headwaters of E fork Big Rock Creek N face Mt Baden Powell 2331 Comment
  LA82122  Melilotus albus O. H. Kappler; 1941-4-10 197 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SDSU5069  Melilotus albus Gerald Collier 1951-5-10 3684 Los Angeles Near dirt dump just east of new botany building UCLA Campus. (Greenhouse). Comment
  POM348178  Melilotus indicus F. R. Fosberg 1930-6-23 2995 Los Angeles Del Rey. 2 Comment
  RSA39057  Melilotus indicus E. A. Purer 1932-3-23 2693 Los Angeles El Segundo. Comment
  RSA526621  Melilotus indicus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4211 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UCD108078  Melilotus indicus Daryl Koutnik 1978-3-30 s.n. Los Angeles Northwest of intersection of Pacific Avenue and Culver Boulevard near base of Ballona Bluffs. 3 Comment
  SBBG39464  Mentha M. A. Piehl 1962-10-3 62529 Los Angeles Middle Ranch Rd crk, ca. 0.5 mi from its mouth Comment
  RSA409899  Mentha canadensis Anstruther Davidson 1892-10 s.n. Los Angeles Los Angeles Comment
  SBBG11639  Mentzelia affinis E. R. Blakley 1958-5-9 2273 Los Angeles hills 2 mi E of Gorman 1097 Comment
  UCR51071  Mentzelia affinis A. C. Sanders 1988-3-17 7728 Los Angeles Pacific Coast, El Segundo Dunes, immediately west of the LA International airport and Pershing Dr., east of Vista Del Mar Blvd. 30 Comment
  JEPS41148  Mentzelia albicaulis W. L. Jepson 1935-4-17 17031 Los Angeles west Mojave Desert, Lancaster 716 Comment
  RSA440369  Mentzelia albicaulis Anstruther Davidson 1906-07 2792 Los Angeles Rock Creek Comment
  UCD117201  Mentzelia albicaulis D. C. Finfrock 1950-4-21 25 Los Angeles 2.5 miles from Gorman on Lancaster Road. Comment
  RSA446907  Mentzelia gracilenta Anstruther Davidson 1906-6-1 1624 Los Angeles Big Rock Creek, Lowell Mine. Comment
  UC672669  Mentzelia jonesii H. L. Mason 1932-4-1 6871 Los Angeles 1 m e Lancaster; Mohave Desert Comment
  RSA0022765  Mentzelia lindleyi Edwin Kline 1922-5-29 s.n. Los Angeles Redondo Beach. Comment
  RSA599710  Mentzelia micrantha Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9459 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat , a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UCR209504  Mentzelia montana R. G. Swinney 2008-6-17 9024 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA802051  Mentzelia obscura Orlando Mistretta, Kristie Haydu 2011-7-20 5956 Los Angeles Grizzly Flat Road, N of Angeles Crest Hwy, 0.4 air miles W of Hoyt Mountain. 1168 Comment
  RSA446906  Mentzelia ravenii Robert Gustafson 1978-6-1 996 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  RSA0117599  Mentzelia veatchiana A. C. Sanders 2008-4-10 34824 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  RSA595938  Mentzelia veatchiana Louis C. Wheeler 1967-5-12 9420 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SD247668  Mentzelia veatchiana Ed Kentner 2014-3-21 362 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. 1876 Comment
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Jun 9 2016
  UCR220170  Mentzelia veatchiana R. G. Swinney 2009-4-2 10259 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR265950  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2005-4-21 2067 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  CAS-BOT-BC435244  Mesembryanthemum crystallinum R. E. Snodgrass 1901-8-1 s.n. Los Angeles Santa Barbara Island Comment
  SEINET11942230  Mesembryanthemum crystallinum J. F. Bright, Wyman, C. 1931-1 5727 Los Angeles Hollywood Comment
  CAS-BOT-BC435284  Mesembryanthemum nodiflorum George B. Grant 1904-4-21 H 2820 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  SBBG131668  Microseris douglasii S. A. Junak 1999-5-20 SCa 956 Los Angeles Cottonwood-Black Jack Rd 304 Comment
  SEINET10800108 Image available Microseris douglasii Samuel B. Parish Parish 1902 Los Angeles Elizabeth Lake. Comment
  UC284971  Microseris douglasii subsp. platycarpha P. A. Munz 1923-4-10 6739 a Los Angeles San Clemente Island Comment
  RSA507992  Microseris lindleyi Steve Boyd, Timothy S. Ross 1988-4-28 2247 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  UCR128162  Microseris lindleyi Mark A. Elvin, Cathleen Weigand 2003-5-22 2896 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UCR183841  Microseris sylvatica A. C. Sanders 2007-4-19 33418 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA72081  Microsteris gracilis F. W. Peirson 1921-7-3 2484 Los Angeles East end of Pinyon Ridge, San Gabriel Mountains 2287 Comment
  UC1523456  Mimulus Robert F. Thorne, M. Z. Thorne 1980-3-23 54009 Los Angeles above Claremont (Johnson's Pasture, foothills of mts.); San Gabriel Mts. 609 Comment
  POM28  Mimulus aurantiacus M. Johnson 1890-8-1 s.n. Los Angeles Wilson's Peak. Comment
  JEPS4582  Mimulus aurantiacus var. pubescens Frank W. Peirson 1919-3-27 358 Los Angeles in frontal range directly e Tujunga (near foot of Lukens Peak trail); San Gabriel Mountains, Mt. Lukens 579 Comment
  RSA590558  Mimulus aurantiacus var. pubescens Tim S. Ross, W. Appleby 1993-5-20 7188 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  RSA733361  Mimulus aurantiacus var. pubescens A. C. Sanders 2003-6-20 26998 Los Angeles Western Transverse Range/Santa Clara River Watershed: 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy. 126 and ca. 1km NNW of Mayo Spur. 305 Comment
  RSA0046838  Mimulus aurantiacus var. pubescens P. A. Munz 1920-3-17 3362 Los Angeles Lone Hill near San Dimas Canon. 335 Comment
  POM219972  Mimulus aurantiacus var. puniceus F. R. Fosberg 1932-5-6 8121 Los Angeles Big Wash Canyon, Avalon, Santa Catalina Island. 50 Comment
  RSA590425  Mimulus aurantiacus var. puniceus Tim S. Ross 1993-4-21 6840 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972 ft) and Cactus Peak (1560 ft); 500-1200 ft NNE to NE of 'Quartz' (1252 ft). 396 Comment
  UC886335  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-3-31 S 4429 Los Angeles divide between Hamilton Canyon and Descanso Canyon; Santa Catalina Island 40 Comment
  LA209123  Mimulus aurantiacus var. puniceus Joseph Dunlavy; 1934-5-4 4483 Los Angeles Santa Catalina Island, S side Santa Catalina Island Comment
  RSA408174  Mimulus brevipes Robin S. Collins 1973-4-9 238 Los Angeles Angeles National Forest, San Gabriel Mounts: Trail Canyon. 610 Comment
  UCR88618  Mimulus brevipes Scott D. White, Chet McGaugh 1995-5-16 3085 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  UCR220204  Mimulus floribundus R. G. Swinney 2009-4-3 10277 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  JEPS86975  Mimulus fremontii var. fremontii David M. Thompson 1988-4-9 870 Los Angeles 3.2 mi s Hwy 132 (along Largo Vista Road (204th Street, Grandview Canyon Road), n side of mts.); San Gabriel Mts. 1280 Comment
  SBBG71134  Mimulus guttatus P. DeVries 2013-4-5 7820 Los Angeles ca. 1.5 air mi Wof the Gorman offramp on the N bound 15, along Gorman Post Rd, N Side 1097 Comment
  RSA442749  Mimulus guttatus Jean Carnine 1932-5-1 s.n. Los Angeles Malibu Lakes. Comment
  UC1483364  Mimulus guttatus Jack Delaini 1974-4-25 137 Los Angeles at mouth Lodi Canyon (San Dimas Creek); Angeles National Forest, San Dimas Experimental Forest 426 Comment
  UC103805  Mimulus parishii Dr. A. Davidson Los Angeles Rock Creek Mohave Desert Comment
  RSA0091357  Mimulus pilosus R. G. Swinney 2011-10-10 15723 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UC1595447  Mimulus pilosus Tim Ross 1992-7-10 6651 Los Angeles creek between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  UC1076480  Minuartia douglasii Herbert L. Mason 1927-6-11 3741 Los Angeles Mount Wilson San Gabriel Mountains 1524 Comment
  SEINET3167816  Mirabilis laevis Robert F. Thorne 1968-4-28 37483 Los Angeles Santa Barbara Island: sunny, floriferous, S-facing slope of high bluff on E side of ebayment of Cat Canyon 69 Comment
  LA200665  Mirabilis laevis var. crassifolia Carl Epling; March 1925 6520 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA464642  Mirabilis laevis var. crassifolia F. R. Fosberg 1931-4-14 54602 Los Angeles Eagles Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  SEINET3161553  Mirabilis laevis var. crassifolia G. B. Grant 1904-4-16 791 Los Angeles Los Angeles Comment
  UCR280852  Mirabilis laevis var. crassifolia R. G. Swinney 2014-4-23 16150 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  RSA0027967  Mirabilis laevis var. crassifolia Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 123 Los Angeles San Clemente Island. Comment
  RSA0027977  Mirabilis laevis var. crassifolia James Henrickson 1979-3-18 18167 Los Angeles Ca. 7 miles N of Newhall in Dry Canyon S of Dry Canyon Reservior (DWP). 396 Comment
  RSA464653  Mirabilis laevis var. crassifolia Bonnie C. Templeton 1931-1-5 s.n. Los Angeles Mandeville Canyon. 550 Comment
  SD85194  Mirabilis laevis var. crassifolia E. R. Blakley 1962-6-10 5238 Los Angeles San Clemente Island; above and north of Seal Cove. 60 Comment
  CAS-BOT-BC434811  Mirabilis laevis var. retrorsa Geo. B. Grant No date on label 4402 Los Angeles Palmdale, Mojave Desert Comment
  UCR141715  Monardella australis subsp. cinerea R. G. Swinney 1997-8-19 5827 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  CAS-BOT-BC219994  Monardella breweri subsp. lanceolata H. E. Hasse 1893-5-25 s.n. Los Angeles Acton Comment
  RSA164854  Monardella cinerea Wesley O. Griesel 1963-8-1 s.n. Los Angeles Slopes of Mt. San Antonio 2835 Comment
  RSA300698  Monardella cinerea Jim R. Shevock 1974-10-5 3876 Los Angeles Summit of Mt. Baden-Powell. San Gabriel Mountains, Angeles National Forest. 2847 Comment
  UCR192658  Monardella cinerea R. G. Swinney 1999-8-9 7615 Los Angeles San Gabriel Mtns., along Bear Canyon Trail c. 1 mi south of West Baldy peak of Mt. San Antonio 2756 Comment
  RSA0003799  Monardella macrantha subsp. macrantha H. M. Hall 1902-5-3 3081 Los Angeles Antelope Valley, Pine Canon, vicinity Elizabeth Lake, 4000 ft. Comment
  UCR261540  Montia perfoliata R. G. Swinney 2010-2-27 11704 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR14234  Mucronea perfoliata Saul Frommer 1966-4-23 s.n. Los Angeles Road to Little Rock Dam south of Hwy 138 932 Comment
  CATA766  Muhlenbergia microsperma Mark L. Hoefs 1991-5-28 1306 Los Angeles Santa Catalina Island: Near road from Black Jack to Middle Canyon [Cape Canyon Road] 469 Comment
  HSC83457  Muhlenbergia microsperma D. L. Koutnik 1978-5-2 460 Los Angeles Bell Canyon in the Simi Hills. 427 Comment
  UCD86839  Muhlenbergia microsperma P. B. Kennedy 1928-3-29 s.n. Los Angeles Santa Catalina Island Eagle's Nest. Comment
  RSA0086864  Muhlenbergia microsperma Steven A. Junak 1998-6-13 SCa- 748 Los Angeles Santa Catalina Island: W side of Avalon Canyon drainage, along N rim of Quail Canyon, just W of Los Angeles County Fire Station. 24 Comment
  UCR271161  Muhlenbergia rigens R. G. Swinney 2011-10-10 15732 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  CAS-BOT-BC515098  Muilla maritima John I. Carlson 1918-4-29 s.n. Los Angeles Sierra Nevada Comment
  RSA638857  Muilla maritima Valerie L. Soza, Kent Hughes 1999-6-17 554 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon., 34*11'50''N 118*01'32''W 746 Comment
  RSA68688  Muilla maritima F. W. Peirson 5 Los Angeles east bank of Arroyo Seco, Pasadena. Comment
  RSA579226  Myoporum laetum Tim S. Ross 1994-3-28 7412 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped canyon to NE of upper Forrestal Drive 168 Comment
  SD138607  Myoporum laetum Steven A. Junak 1981-7-31 SCI 53 Los Angeles San Clemente Island; northeast end of island, along road to fuel dock pier at Dolphin Bay. 29 Comment
  UCR106304  Myoporum laetum B. G. Pitzer 1996-5-5 2871 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA611639  Myosurus Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10121 A Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1159 Comment
  RSA421148  Nama demissa Robert Gustafson, Gary D. Wallace 1982-4-26 2537 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  POM1066  Nassella cernua Anstruther Davidson 1918-04 s.n. Los Angeles Vacant lot in Los Angeles Comment
  SBBG108414  Nassella cernua T. Ross 1995-5-21 8614 Los Angeles between the deeper E fork of Horse Beach Cyn and Snail Cyn to the E, NNW of Slope Triangulation Pt (781-ft) 155 Comment
  LA9444  Nassella lepida Carl Epling; April 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA251490  Nassella pulchra R. F. Thorne 1973-4-12 42886 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  SBBG97039  Nassella pulchra S. Boyd with T. Ross, L. Arnseth 1990-4-8 4364 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  CAS-BOT-BC60407  Nasturtium officinale W. R. Dudley; F. H. Lamb 1896-6-12 4436 Los Angeles Mount Pinos Region. Tejon Pass. At Spring at Gorman's. Comment
  RSA188138  Nasturtium officinale R. F. Thorne 1966-4-28 36190 Los Angeles Santa Catalina Island: bottom of gully alongside small stream running S from Hay Press Reservoir. 396 Comment
  UCR154364  Navarretia A. C. Sanders 2005-5-5 29899 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  RSA555453  Navarretia atractyloides R. F. Thorne 1966-4-30 36356 Los Angeles Santa Catalina Island; Grassy slope above Gallagher's Canyon 427 Comment
  UC133712  Navarretia hamata J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  POM11683  Navarretia hamata subsp. hamata Ernest Braunton 1903-06 891 Los Angeles From Glendale to Burbank Comment
  CAS-BOT-BC233562  Navarretia prostrata Frank W. Gould 1944-6-17 2353 Los Angeles Western Avenue at 131st Street, Los Angeles Comment
  HSC79789  Navarretia pubescens James Henrickson, E. Parker 1973-6-8 10631 Los Angeles Santa Monica Mts., 1 mi. NW of Topanga along Monte Vista Dr. 244 Comment
  RSA464359  Nemacaulis denudata var. denudata Anstruther Davidson 1892-1 s.n. Los Angeles Los Angeles Comment
  JEPS5593  Nemacladus ramosissimus P. A. Munz, R. D. Harwood 1920-5-2 3827 Los Angeles San Dimas Canyon 457 Comment
  RSA729679  Nemacladus sigmoideus R. G. Swinney 1999-6-21 7389 Los Angeles nameless canyon immediately west of Jesus Canyon. Dry, narrow, canyon bottom in pinyon-juniper woodland with Fremontodendrom and Pinus monophylla. 1585 Comment
  RSA775512  Nemacladus sigmoideus Orlando Mistretta, Christine Mistretta 2010-5-20 5173 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  UCR172709  Nemophila menziesii Jun Hu, Weena Sangkatavat 2000-4-22 06 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  SFV20974  Nemophila menziesii var. integrifolia L. Gross, B. Hogshead, V. Soza 2003-5-29 948 Los Angeles Verdugo Mountains West end of Verdugo Mountains at junction (saddle) of Verdugo Motorway and Wildwood Fire Road (abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago). Went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Motorway). 564 Comment
  UCR271730  Nemophila menziesii var. menziesii R. G. Swinney 2011-3-26 14203 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  UCR172464  Nemophila parviflora var. quercifolia Anuja Parikh, Nathan Gale 2005-4-13 2101 Los Angeles NE end of Santa Susana Mtns., Long Canyon, Newhall Ranch, Study Area 31 335 Comment
  UCR259221  Nemophila pulchella var. fremontii Mitch Provance, Callen Huff 2009-4-29 10682 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile north of Gorman; site PO1091 1432 Comment
  CAS-BOT-BC231702  Nicotiana glauca Ira L. Wiggins 1925-6-1 1755 Los Angeles White's [Whites] Landing, Santa Catalina Island Comment
  RSA426777  Nicotiana glauca Gus Gluechert 1941-5-25 s.n. Los Angeles Culver City. Comment
  UC26170  Nicotiana glauca D. Vogt 1897-1 64 Los Angeles West Palmdale; Antelope Valley Comment
  LA81975  Nicotiana quadrivalvis O. H. Kappler; 1944-5-21 626 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido 152 Comment
  LA94125  Notholaena californica Lawrence L. Kiefer; 1966-3-6 1650 Los Angeles SANTA MONICA MOUNTAINS, [San] Nicholas Canyon, ca 1 mi. from canyon mouth. 182 Comment
  SEINET13290728 Image available Oenothera biennis P. A. Munz 1936-10-16 14589 Los Angeles Claremont Comment
  RSA600519  Oenothera californica subsp. californica Louis C. Wheeler 1956-9-14 7232 Los Angeles San Gabriel Mountains: Prairie Fork. Comment
  OBI7875  Oenothera deltoides G. L. Parsons 1976-5-22 77 Los Angeles Alongside road, W side of Saddleback Butte State Park Comment
  RSA733779  Oenothera elata subsp. hookeri R. G. Swinney 1998-7-29 6532 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp. 2110 Comment
  SEINET10837691  Oenothera palmeri David B. Dunn 1947-4-16 Dunn 2945 Los Angeles 5 mi e and 2 mi s of palmdale; along power line. Comment
  LA202407  Oenothera suffrutescens Arthur C. Gibson; 2004-9-5 2573 Los Angeles Santa Monica Mountains, Liberty Canyon, near old homesteads, ca 150 m from eucalyptus grove Comment
  POM10001  Opuntia parryi D. Meadows 1920-6-1 4391 Los Angeles Claremont. Comment
  UCR80289  Orcuttia californica M. K. Bellue, W. E. Henson 1944-1 s.n. Los Angeles Old Municipal Airport, Rosecrans Ave. [near Western Ave. in Gardena] 16 Comment
  RSA584631  Orobanche bulbosa Tim S. Ross, Steve D. Boyd 1993-5-23 7284 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  SBBG13169  Orobanche bulbosa E. R. Blakley, M. A. Piehl 1962-10-5 5436 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  UC303471  Orobanche bulbosa I. M. Johnston 1917-7-1 1430 Los Angeles Evey Canyon on Yerba Santa, San Antonio Mountains Evey Canyon; San Antonio Mountains, Evey Canyon 838 Comment
  RSA0020702  Orobanche fasciculata Steve Boyd, Lauren Raz 1997-5-1 9673 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCR273573  Orobanche fasciculata R. G. Swinney 2011-7-7 15431 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA0059440  Orobanche fasciculata Mark Hoefs 1973-6-5 348 Los Angeles Santa Catalina Island: S. facing slope of Mt. Orizaba, above Sweet-water. 304 Comment
  RSA0059341  Orobanche vallicola Wayne P. Armstrong 1979-7-6 s.n. Los Angeles Claremont: Pomona College Campus; park area W of junction between Mills Avenue and Blanchard Place; S of observatory area. Comment
  CAS-BOT-BC355761  Osmadenia tenella Geo. B. Grant 1904-5-24 125 /6269 Los Angeles Pasadena Comment
  UC894272  Osmadenia tenella I. W. Clokey, B. C. Templeton 1936-5-18 5662 Los Angeles Puddingstone Reservoir Comment
  RSA651722  Osmorhiza brachypoda Paul M. Inman 1983-5-8 50883 -5 Los Angeles Big Santa Anita Canyon in the Angeles National forest, San Gabriel Mountains, about 1 mile north of Arcadia, at 2800 ft. el. and on the upper Winter [Creek] Trail leading to Hoegee's Camp. 853 Comment
  SD92944  Osmorhiza brachypoda W. Bertsch 1953-4-21 90 Los Angeles Little Dalton Canyon. 365 Comment
  RSA611069  Oxalis corniculata Louis C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles: NW corner of Pico and Figueroa streets. Comment
  RSA652123  Oxalis corniculata R. M. Hillbun 1953-1-24 s.n. Los Angeles Cal Poly Campus, West Point. North of hut #104. San Dimas. Comment
  RSA530077  Oxytheca trilobata Tim S. Ross 1991-8-16 5859 Los Angeles San Gabriel Mountains, Horse Flats. 1721 Comment
  UCR270938  Oxytheca trilobata R. G. Swinney 2011-6-14 15141 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  JEPS37243  Packera ionophylla F. W. Peirson 1921-7-17 2511 Los Angeles Prairie Fork San Gabriel Mts., San Gabriel Mts. 2133 Comment
  JEPS37499  Packera ionophylla F. W. Peirson 1922-7-6 3195 Los Angeles Big Pines Region San Gabriel Mts. Comment
  SEINET5337444  Paeonia brownii I. W. Clokey, E. G. Anderson 1931-3-11 5339 Los Angeles San Gabriel Canyon, Brushy hillside. 900 Comment
  RSA434253  Paeonia californica Ora M. Clark 1929-3-24 1777 Los Angeles Santa Susanna Mtns. [County: Los Angeles or Ventura] Comment
  RSA702291  Paeonia californica Scott D. White, Pam De Vries 2004-5-18 10435 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA434242  Paeonia californica Louis C. Wheeler 1932-3-12 477 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  RSA448233  Papaver somniferum Gary Davis 1967-05 s.n. Los Angeles Escape from cultivation, Agua Dulce. Comment
  POM246471  Parietaria hespera var. hespera F. R. Fosberg 1931-4-29 S- 4722 Los Angeles 1/2 mile below Eagles nest, Middle Ranch Canyon, Santa Catalina Island. 140 Comment
  RSA640174  Parnassia cirrata Louis C. Wheeler 1964-11-6 8642 Los Angeles North fork San Gabriel River: Yucca Flat, near falling spring between Coldbrook and Crystal Lake. Comment
  RSA0025062  Pectocarya anisocarpa A. C. Sanders, Andy Thompson 2003-4-15 26015 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, disturbed alluvial flat, ca. 500 ft. south of Magic Mountain Theme Park. 351 Comment
  UCR200176  Pectocarya linearis subsp. ferocula Valerie Soza, Laura A. Moore 2000-5-10 842 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 579 Comment
  UCR193698  Pectocarya penicillata R. G. Swinney 1999-4-5 7038 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  UCR281327  Pectocarya penicillata R. G. Swinney 2014-4-30 16292 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA575129  Pectocarya penicillata R. G. Swinney 1994-4-23 2786 Los Angeles N of Cucamonga, ca .75 mi W of Cucamonga Canyon on W extension of Almond Ave. 646 Comment
  RSA654215  Pedicularis semibarbata Valerie L. Soza, LeRoy Gross 2000-5-23 953 Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail. 2378 Comment
  RSA720493  Pedicularis semibarbata Naomi S. Fraga, LeRoy Gross 2006-5-9 1667 Los Angeles Mount Baldy Ski Area. 2470 Comment
  SFV19326  Pedicularis semibarbata P. Wilson, J. N. Hogue 242.3 2005-5-23 4208 Los Angeles San Gabriel Mountains Kratka Ridge, trail to Mount Williamson. 0.25 km north of Highway 2. 2100 Comment
  CAS-BOT-BC67793  Pellaea andromedifolia Timothy S. Ross; J. Mark Porter 1995-5-4 8430 Los Angeles Liebre Mountains - Texas Canyon: ca. 1.9 road miles NE of Bouquet Canyon Road. USGS 7.5' Green Valley Quad. 585 Comment
  RSA739691  Pellaea andromedifolia John Dittes 2003-12-26 859 Los Angeles Western Transverse Range; north slope of Verdugo Mts. in La Tuna Cyn; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-miles south of Verdugo Hills High School. 457 Comment
  RSA651843  Pellaea andromedifolia Eleanor McClung 1937-4-29 150 Los Angeles Collected at Museum hill, Highland Park. Comment
  RSA329734  Pellaea andromedifolia var. andromedifolia Gary D. Wallace 1966-3-25 211 Los Angeles San Gabriel Mountains: Millard Canyon north of Pasadena. 915 Comment
  UCR181108  Pellaea mucronata R. G. Swinney 1997-4-25 5513 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  POM155808  Pellaea mucronata var. mucronata M. B. Dunkle 1928-4-21 1872 Los Angeles Renton Mine Road, Santa Catalina Island. 274 Comment
  RSA599822  Pellaea mucronata var. mucronata Steve Boyd, Lauren Raz 1997-3-31 9399 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  RSA0031685  Penstemon X parishii Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  RSA747416  Penstemon centranthifolius R. G. Swinney 2008-5-12 8840 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA79779  Penstemon centranthifolius F. W. Peirson 1905-1 200 Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  SBBG118768  Penstemon centranthifolius L. Gross with P. Morton 2004-6-9 1334 Los Angeles W end of the main crest, S from Pacific Crest Trail along rd (7N23) past the 2nd PC Trail that exits off N of the rd, W of Bear Gulch Camp; T7N R17W S12,11,10and3 1688 Comment
  NY583809  Penstemon centranthifolius F. W. Pennell 1940-4-19 25142 Los Angeles Route 99; about 2 miles south of Castaic 396.2 Comment
  NY601171  Penstemon grinnellii O. Mistretta 1995-5-23 1722 Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West side tributary drainage northeast of Pacifico Mountain 1615.4 Comment
  POM171399  Penstemon grinnellii subsp. grinnellii Unspecified 1930-7-30 s.n. Los Angeles San Gabriel Mts. Comment
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Feb 5 2011
  RSA97010  Penstemon grinnellii subsp. grinnellii R. M. Straw 1954-6-7 599 Los Angeles Crystal Lake, upper San Gabriel River canyon, San gabriel Mountains. 1524 Comment
  POM49961  Penstemon heterophyllus A. D. E. Elmer 1902-06 3707 Los Angeles Acton, Mt. Gleason. Comment
  UCR256583  Penstemon heterophyllus subsp. australis Anuja Parikh, Nathan Gale 2011-7-12 3553 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 2.4 km west of State Hwy 39 (San Gabriel Canyon Rd.) 520 Comment
  NY601647  Penstemon heterophyllus var. australis L. Abrams 1908-6-19 316 Los Angeles Oakgrove Canyon, Liebre Mountains 1066.8 Comment
  RSA407918  Penstemon heterophyllus var. australis N. C. Cooper 4211 Los Angeles Angeles Crest Highway. 1067 Comment
  SD11886  Penstemon labrosus Victor Duran 1933-7-19 3519 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UCR47463  Penstemon labrosus David Charlton 1986-6-15 0291 Los Angeles San Gabriel Mtns., Lightning Ridge, at intersection of Forest Road 3N06 and 4 mi NW of San Bernardino Co. line 2256 Comment
  RSA597378  Penstemon rostriflorus Tim S. Ross, Peter Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3706 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA562166  Penstemon speciosus D. Charlton 1989-6-10 3224 Los Angeles Frazler Mtn Rd., Lockwood Valley, Los Padres National Forest. 1829 Comment
  RSA401897  Penstemon spectabilis subsp. subviscosus M. B. Dunkle 1933-7-11 3661 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  RSA0070714  Pentagramma triangularis M. M. Culter 1916-3-30 s.n. Los Angeles Fern Canyon. Comment
  SBBG96872  Pentagramma triangularis subsp. triangularis T. Ross 1991-3-24 4296 Los Angeles Whittier Hills (Puente Hills, pro parte): small cyn that drains N to Turnbull Cyn from the NW side of Workman Hill 341 Comment
  UC223685  Pentagramma triangularis subsp. triangularis C. F. Millspaugh 1920-1-12 4574 Los Angeles Middle Ranch Canyon; Santa Catalina Isl Comment
  SD69589  Pentagramma viscosa Robert F. Thorne 1966-4-5 35817 Los Angeles Santa Cataline Island, Middle Ranch Canyon below Stage Station southwest of Eagles Nest 74 Comment
  LA204580  Peritoma arborea Louis C. Wheeler; 1931-11-23 367 Los Angeles Floatstone Quarry, 4 mi. SE Redondo Beach 76 Comment
  LA33622  Peritoma arborea Henry J. Thompson; 1958-11-28 1827 Los Angeles Santa Monica Mountains, 1 mi NW of Point Mugu opposite Mugu Salt Marsh 15 Comment
  UC284145  Perityle emoryi P. A. Munz 1923-4-8 6617 Los Angeles w coast San Clemente Island Comment
  CAS-BOT-BC419011  Persicaria lapathifolia F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom. Near Los Angeles Comment
  JEPS12187  Petunia parviflora John Thomas Howell 1927-6-30 2628 Los Angeles 1 mi e Long Beach 15 Comment
  CHSC3681  Phacelia Mary MacArthur 1966-5-26 28 Los Angeles San Gabriel Mts. Switzers Camp. 914 Comment
  RSA729211  Phacelia austromontana R. G. Swinney 1998-9-7 6942 Los Angeles Dawson Peak Ridge Trail c. 0.9mi. west of saddle between Dawson Pk. and Pine Mtn. Montane coniferous forest with Pinus contorta. 2561 Comment
  UC1375270  Phacelia austromontana Robert F. Thorne 1971-8-25 41267 Los Angeles Lily Spring San Gabriel Mts., Angeles National Forest, Mt. Hawkins (on nw slope) Comment
  RSA210958  Phacelia brachyloba James Henrickson 1963-5-5 32326 Los Angeles About 4 miles N of Claremont. Burned-over, rocky, open slopes of Cobal Canyon, Foothills of San Gabriel Mts. 518 Comment
  RSA589234  Phacelia brachyloba Tim S. Ross 1990-6-8 2914 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA653776  Phacelia brachyloba J. Bogdanoff-Lord 1989-5-17 15 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  UC107602  Phacelia brachyloba Rev. J. C. Nevin Los Angeles near Los Angeles Comment
  RSA428305A  Phacelia brachyloba George C. Johnston 1927-10-30 s.n. Los Angeles Upper part of Big Tujunga Canyon. Comment
  IRVC26212  Phacelia cicutaria var. hispida A. C. Sanders, Mark A. Elvin 2003-6-18 26957 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  UC1069325  Phacelia cicutaria var. hispida A. D. Gifford 1934-5-8 200 Los Angeles head of Lake Canyon Triunfo Pass Quadrangle Comment
  UCR280496  Phacelia cicutaria var. hispida R. G. Swinney 2014-6-5 16704 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  LA35886  Phacelia cicutaria var. hubbyi Peter H. Raven; Henry J. Thompson 1960-4-12 15023 Los Angeles Santa Monica Mountains, Mulholland Drive, 3.1 W of Las Virgenes Road 274 Comment
  SBBG64978  Phacelia cicutaria var. hubbyi R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCR192881  Phacelia curvipes R. G. Swinney 1998-7-8 6342 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA620241  Phacelia distans B. Pitzer 1998-5-23 3753 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA747417  Phacelia distans R. G. Swinney 2008-5-12 8839 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA785821  Phacelia distans K. Dobry 1991-4-4 405 Los Angeles Elsmere Cyn. West San Gabriel Mts. Comment
  UCR95539  Phacelia distans L. C. Wheeler 1967-5-12 9479 Los Angeles San Gabriel Mtns., c. halfway between Hunt Canyon and Soledad Canyon at Vincent 1159 Comment
  UCR147797  Phacelia egena Valerie Soza, LeRoy Gross 2000-6-13 1000 Los Angeles San Gabriel Mountains, SE-facing slope of Horse Canyon, above Horse Canyon Road (FSR 3M51), c. 1.75 mi south of Angeles Crest Hwy, within Horse Canyon Shooting Area 1768 Comment
  HSC79812  Phacelia grandiflora James Henrickson 1973-6-23 10936 Los Angeles 1.5 mi. N of Malibu, at junction of Rambala Pacifico and Schueren Road 427 Comment
  POM73539  Phacelia grandiflora H. E. Hasse 1889-08 s.n. Los Angeles near Santa Monica Comment
  UC457249  Phacelia grandiflora Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UC672396  Phacelia grandiflora Frank W. Peirson 1925-4-23 5809 Los Angeles small side canyon San Gabriel Canyon 304 Comment
  UCR190545  Phacelia grandiflora R. G. Swinney 2000-6-19 7862 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  RSA427970  Phacelia grandiflora L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  UCR223737  Phacelia imbricata R. G. Swinney 2009-5-28 10913 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  SD44545  Phacelia imbricata Kay H. Beach 1943-6-15 1748 Los Angeles Wolfs Kill Canyon, 8.0 miles northeast of San Dimas. Comment
  RSA579478  Phacelia imbricata subsp. imbricata Tim S. Ross, Steve D. Boyd 1994-5-10 7720 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  RSA660164  Phacelia imbricata subsp. imbricata Orlando Mistretta 1992-5-25 442 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  UCSB23147  Phacelia imbricata subsp. imbricata Wilken, Dieter 1967-7-15 Los Angeles Near Summit of Mt. Gleason west of Hill Creek Summit, San Gabriel Mtns. 1981 Comment
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Apr 12 2016
  RSA748337  Phacelia imbricata subsp. patula Justin M. Wood 2009-6-1 794 Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  JEPS2128  Phacelia longipes Frank W. Peirson 1919-4-19 381 Los Angeles Pacoima Canyon San Gabriel Mountains 487 Comment
  RSA755715  Phacelia longipes R. G. Swinney 2008-6-18 9069 Los Angeles Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  RSA75932  Phacelia longipes F. W. Peirson 1919-4-19 381 Los Angeles Pacoima Canyon 488 Comment
  SD111571  Phacelia longipes W. P. Armstrong 1982-6-12 Los Angeles SE firebreak ridge of Lookout Mountain 1790 Comment
  POM3695  Phacelia minor L. R. Abrams 1901-4-3 1245 Los Angeles Cahuenja Pass Comment
  RSA0091495  Phacelia minor R. G. Swinney 2010-3-13 11891 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA762464  Phacelia minor R. G. Swinney 2009-3-12 10096 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  SDSU6589  Phacelia minor H. Wedberg 1966-4-3 1182 Los Angeles Chaparral slope burned in 1964, above Hill Dr. at Neal, in Eagle Rock. 457 Comment
  UC306117  Phacelia minor Ernest Braunton 1901-6-15 Los Angeles foothills near Sherman Comment
  UCR180005  Phacelia ramosissima R. G. Swinney 1996-8-7 5209 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  UCR193643  Phacelia ramosissima A. C. Sanders 2008-7-10 35729 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  LA33992  Phacelia viscida Henry J. Thompson; 1959-4-12 1921 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 304 Comment
  SD90272  Phalaris lemmonii Robert F. Thorne 1973-4-12 42957 Los Angeles San Clemente Island; S of Pyramid Cove near Silver Mine, moist bottom of old bomb crater 29 Comment
  UCR108341  Phleum pratense L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mtns., Head of Los Pinetos Canyon 1098 Comment
  UCR184123  Phlox gracilis A. C. Sanders, T. B. Salvato 2007-4-24 33480 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  UC124544  Pholisma arenarium C. G. Pringle 1882-7-4 Los Angeles Lancaster Comment
  HSC46676  Pholisma arenarium B. C. Templeton 1938-8-31 6514 Los Angeles Dune Ravine, El Segundo; Upper Sonoran Zone 10 Comment
  LA81943  Pholistoma auritum O. H. Kappler; 1941-5-8 249 Los Angeles Santa Monica Mountains, upper Zuma Canyon, near summit of Mulholland Hwy 609 Comment
  SEINET4080669  Pholistoma auritum R. Moran 1941-1 684 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  RSA533437  Pholistoma auritum Tim S. Ross 1991-4-21 4512 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon drainage just SW of Old Water Tank. 220 Comment
  CAS-BOT-BC222561  Pholistoma auritum var. auritum G. B. Grant 1902-4-11 s.n. Los Angeles Garvanza Comment
  RSA592374  Pholistoma racemosum Mark Hoefs 1974-3-28 420 Los Angeles Santa Catalina Island: in upper Bullrush Canyon 252 Comment
  SBBG19148  Pholistoma racemosum M. A. Piehl 1965-12-7 631070 Los Angeles point across SE tip of island from Pyramid Head 7 Comment
  JEPS2663  Pholistoma racemosum C. F. Millspaugh 1920-2-7 4687 Los Angeles Pebble Beach Canyon Santa Catalina Island Comment
  UCSB17775  Phoradendron leucarpum subsp. tomentosum Gerhart, Janet 1963-4-13 Los Angeles West Fork Ranger Station, 6 mi. east of Junction of U.S. Highway 2 and Mt. Wilson Road at Red Box Ranger Station, San Gabrial mountains 944 Comment
  CAS-BOT-BC141299  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd 1994-9-21 8317 Los Angeles Sanberg: 150-170 m SSE of town along the Old Ridge Route. Liebre Mountains 1277 Comment
  RSA598935  Phoradendron villosum Steve D. Boyd, Tim S. Ross 1997-3-21 9194 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA702562  Phoradendron villosum Scott D. White 2004-5-10 10357 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  UCR127197  Phoradendron villosum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26242 Los Angeles Western San Gabriel Mtns., Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch 366 Comment
  SEINET10475616  Phormium tenax Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4825 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA0072463  Photinia arbutifolia var. macrocarpa F. R. Fosberg 1931-5-4 S- 4763 Los Angeles Bullrush Canyon, Santa Catalina Island. 100 Comment
  UC723838  Phyllospadix torreyi C. Epling July, 1933 Los Angeles Palos Verdes Comment
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Nov 21 2013
  CATA3263  Pinus canariensis Julia Parish, Ben Dion 2017-1-30 005 Los Angeles Santa Catalina Island: West side of the upper campsite at Black Jack Campground 495 Comment
  RSA717860  Pinus coulteri R. G. Swinney 1997-4-25 5514 Los Angeles Ridge c. 0.5 mi. south of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2241 Comment
  CAS-BOT-BC78747  Pinus lambertiana Joseph Andorfer Ewan; Nesta Ewan 1936-8-17 10110 Los Angeles Little Rock - Bear Creek divide, San Gabriel Mts. 1981 Comment
  UCR280898  Pinus monophylla R. G. Swinney 2014-5-1 16310 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  SEINET3875110 Image available Pinus sabiniana Timothy S. Ross 1995-4-26 8390 Los Angeles Upper end of LIEBRE GULCH along Forest Service Road 8N05. USGS 7.5' Liebre Mountain Quadrangle.; 0 1122 Comment
  POM6653  Piperia cooperi Philip A. Munz 1919-5-20 2836 Los Angeles Claremont. Comment
  UCSB931  Piperia leptopetala B., K. 1943-6-22 Los Angeles Sycamore Flat trail; 1/2 mile below Sycamore Flat; San Dimas Experimental Forest; San Gabriel Mountains Comment
  CDA36201  Pistacia atlantica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37078 Los Angeles San Gabriel Valley; West edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte. Comment
  UCR177740  Pittosporum undulatum LeRoy Gross, A. Gutman, S. Gutman 2000-9-8 268 Los Angeles Big Tujunga Wash/ Verdugo Mountains, Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds 335 Comment
  UCR137343  Pityrogramma triangularis var. triangularis R. G. Swinney 1989-4-25 s.n. Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, 0.8 mi east of Glendora Mtn Road 412 Comment
  RSA784886  Plagiobothrys arizonicus LeRoy Gross 2012-4-14 5549 Los Angeles Verdugo Hills, North side of the range, along Whiting Woods dirt road. 517 Comment
  SBBG126028  Plagiobothrys arizonicus A. Parikh, N. Gale 2010-5-11 3153 Los Angeles 1.5 km S of Hwy 138, near intersection of 130th St W and Ave E, 0.1 km E of power lines 787 Comment
  SD253410  Plagiobothrys arizonicus R. G. Swinney 2011-4-1 14288 Los Angeles San Gabriel Mts./SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile S of California Aqueduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 890 Comment
  POM72576  Plagiobothrys canescens Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  POM126484  Plagiobothrys canescens var. catalinensis George B. Grant, Walter Wheeler 1904-4-21 6159 Los Angeles Santa Catalina Island. Pacific Ocean off Southern California. Comment
  UCR186963  Plagiobothrys nothofulvus A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31974 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  SBBG131670  Plantago coronopus S. A. Junak 1999-5-20 SCa 938 Los Angeles ridge between Cottonwood and Escondido Cyns, S side of Cottonwood-Black Jack Rd, ca. 0.6 mi up from reservooir 256 Comment
  OBI69266  Plantago erecta John Knapp, Denise Knapp 2003-4-13 27 Los Angeles Catalina Island 340 Comment
  LA82079  Plantago erecta W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  UCR205714  Plantago lanceolata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36933 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  RSA0096640  Plantago ovata Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 627 Los Angeles Santa Catalina Island. Ca. 0.85 air miles NW of East Peak. Along road to East Peak, just SW of Peak 1245. 347 Comment
  CDA6597  Plantago virginica R. L. Armacost 1973-4-17 2841 Los Angeles Northeastern Santa Monica. 0 Comment
  RSA202478  Plantago virginica R. L. Armacost 1963-5-21 1656 Los Angeles Dry Parkway, Santa Monica Mts. Comment
  SEINET1908721  Platanthera sparsiflora R. G. Swinney 1998-1 Los Angeles Comment
  HSC16891  Platanus racemosa C. E. Fellows 1965-9-9 136 Los Angeles 0.8 mi. S of Ventura Blvd. on Reseda Blvd., NE foothills of Santa Monica Mtns. 274 Comment
  UC11989  Platanus racemosa J. H. Barber 1897-3-28 103 Los Angeles Santa Monica Exp't Station Comment
  LA200730  Platystemon californicus Carl Epling; March 1925 6442 Los Angeles Santa Monica Mountains, Griffith Park Comment
  LA82461  Platystemon californicus O. H. Kappler; 1944-4-9 580 Los Angeles Santa Monica Mountains, Lake Eleanor, Canterbury Ranch 335 Comment
  POM4553  Plectritis ciliosa subsp. insignis E. L. Brown 1893-04 s.n. Los Angeles Pasadena. Comment
  SBBG118567  Pleiacanthus spinosus L. C. Wheeler 1967-9-4 10646 Los Angeles Pine Mtn Ridge; T3N R8W S23 SW1/4 2240 Comment
  RSA484174  Poa annua Robert Gustafson 1981-4-14 2168 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA662140  Poa annua Carol Zuck 1981-2-3 6 Los Angeles 1443 A Springfield St. Upland. Comment
  RSA669299  Poa bulbosa LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2002-4-27 533 Los Angeles Valley Forge Campgroud, in the West Fork of the San Gabriel river. 1057 Comment
  UCR241108  Poa howellii Tim Thomas 1988-4-12 1232 Los Angeles Transverse Range: Santa Monica Mountains, Stunt Ranch, halfway along driveway 436 Comment
  RSA127957  Poa secunda H. J. Thompson 1959-3-27 1887 Los Angeles Santa Monica Mountains: 0.5 mile east of peak, Saddle Peak, 701 Comment
  SBBG133133  Poa secunda S. A. Junak 1996-4-12 SCI- 302 Los Angeles valley just NE of rd of Horse Beach Cyn, just W of rd to Pyramid Rd, ca. 2.85 mi SE of "Thirst" 396 Comment
  UCR209619  Poa secunda R. G. Swinney 2008-7-3 9146 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  CAS-BOT-BC236261  Poa secunda subsp. juncifolia Timothy S. Ross; Steve Boyd 1994-5-4 7672 Los Angeles Liebre Mountains. NE summit of Grass Mountain, N slopes draining toward Elizabeth Lake; S slopes toward Green Valley 1389 Comment
  UCD91004  Poa secunda subsp. secunda G. B. Grant 1900-4-22 2479 Los Angeles Summit of Mt. Wilson. Comment
  RSA802044  Polycarpon tetraphyllum Orlando Mistretta, Kristie Haydu 2011-7-20 5964 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  RSA657225  Polycarpon tetraphyllum Patricia Kouo 1994-5-6 945337 Los Angeles 3 miles south of I-10, and 1 mile north of I-60. On the West side of Rosemead Blvd , at the most south lake. Comment
  LA103203  Polygala cornuta var. fishiae Barry A. Prigge; 1985-6-14 6419 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  UC1532942  Polygonum argyrocoleon Robert F. Thorne 1975-9-4 47394 Los Angeles Fisherman's Cove Santa Catalina Island, campus of USC Marine Science Center Comment
  LA105102  Polygonum argyrocoleon Barry A. Prigge; 1988-7-3 8219 Los Angeles Santa Monica Mountains, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy 327 Comment
  SD237567  Polygonum aviculare R. G. Swinney 2009-8-25 11473 Los Angeles Transverse Range: San Gabriel Mountains: Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn, Road and Big Pines Road (Mescal Creek 7.5'Q) 2061 Comment
  RSA567528  Polygonum aviculare subsp. depressum Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3926 Los Angeles Liebre Mtn: near center of the long summit, in the vicinity of the old Radio Tower site; nr ctr NE 1/4 sect 10 1720 Comment
  RSA579561A  Polygonum aviculare subsp. neglectum Tim S. Ross, S. D. Boyd 1994-9-20 8255 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road. 980 Comment
  LA94047  Polypodium californicum Lawrence L. Kiefer; 1966-3-6 1661 Los Angeles SANTA MONICA MOUNTAINS, ravine between Las Flores and Big Rock Rd, ca 0.25 mi above Hwy 1. 45 Comment
  POM296977  Polypodium californicum Karen Hosterman 1957-4-8 965 Los Angeles Santa Catalina Island: Avalon; just E of Stables on road to Bird Park; E-W Canyon. Comment
  RSA689907  Polypodium californicum Geo L. Moxley 1917-3-11 531 Los Angeles Pacoima Canyon, near San Fernando Comment
  SBBG10343  Polypodium californicum R. Moran 1959-3-9 7159 Los Angeles 1 mi N of Eel Pt 20 Comment
  UCR194050  Polypodium californicum R. G. Swinney 1998-8-21 6780 Los Angeles San Gabriel Mtns., Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle 1152 Comment
  UCR91446  Polypodium californicum Scott D. White 1995-2-7 2539 Los Angeles San Gabriel Mtns., San Dimas Canyon Rd above San Dimas Reservoir. 457 Comment
  UCSB62315  Polypodium californicum Kiefer, Lawrence 1967-3-18 Los Angeles San Gabriel Mtns., N of La Canada, Clear Creek, tributary of Big Tujunga Canyon, ca. 3/4mi from confluence 731 Comment
  UCSB62361  Polypodium californicum Kiefer, Lawrence 1967-1-29 Los Angeles San Gabriel Mtns., NE of Sunland, Ybarra Canyon, tributary of Big Tujunga Canyon, near the confluence of the two streams 548 Comment
  UCSB62458  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills, Pomona Comment
  CAS-BOT-BC232417  Polypogon monspeliensis Carl B. Wolf 1932-5-9 3427 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach 7 Comment
  UC1870299  Polypogon monspeliensis LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1111 Los Angeles Transverse Range: Verdugo Mountains Region.; N side of mountains: Entered W of Haines Canyon Park, off of Estepa Drive in Tiujuanga. Follow a ridge SW, then W into a small tributary NW of this ridge. Tributary is N of the 210 freeway. S of 210, tributary drains into La Tuna Canyon. Survey N of 210 457 Comment
  SEINET10593589  Polypogon monspeliensis Camp 1912-6-11 CAMP s.n. Los Angeles Claremont Comment
  UCR273221  Polypogon semiverticillatus R. G. Swinney 2011-10-18 15820 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  RSA733134  Polypogon viridis R. G. Swinney 1998-8-1 6607 Los Angeles Mine Gulch at East Fork of San Gabriel River Canyon. Open canyon bottom, lower Mine Gulch with no riparian development except right at aconfluence; sandy-silty soil with rocks. 1341 Comment
  RSA747066  Polypogon viridis R. G. Swinney 2008-5-30 8913 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  UCR192844  Polystichum imbricans R. G. Swinney 1998-8-6 6710 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  CAS-BOT-BC72276  Polystichum imbricans subsp. curtum C. F. Baker 1903-8-2 3674 Los Angeles San Antonio Canyon, Claremont Comment
  RSA0092529  Polystichum imbricans subsp. curtum R. G. Swinney 2011-7-7 15467 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area. 1098 Comment
  RSA693289  Polystichum imbricans subsp. imbricans L. E. Hoffman 1930-5-12 s.n. Los Angeles Millard's Canyon. Angeles National Forest. Comment
  CAS-BOT-BC410012  Populus X parryi Herman Knoche 1919-6-28 952 Los Angeles Middle Ranch, Santa Catalina Island Comment
  CHSC35486  Populus fremontii James Henrickson 1974-2-24 5 Los Angeles Santa Catalina Island, at the lowest part of Cottonwood Canyon where road crosses canyon mouth. 12 Comment
  RSA569954  Populus fremontii subsp. fremontii Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4866 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  POM802  Portulaca oleracea D. L. Crawford 1915-6-27 s.n. Los Angeles Claremont. Comment
  RSA600986  Portulaca oleracea L. C. Wheeler 1967-6-26 9901 Los Angeles San Gabriel Mountains: Placerita Canyon. 610 Comment
  UC579880  Portulaca oleracea Annetta Carter 1935-9-10 960 Los Angeles Sierra Madre, 1 East Carter Avenue East Carter Avenue; Sierra Madre, 1 East Carter Avenue Comment
  UCR190747  Potentilla glandulosa R. G. Swinney 2001-6-2 7959 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  OBI46138  Prunus fasciculata var. fasciculata David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20044 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  LA208152  Prunus ilicifolia subsp. lyonii P. C. Everett; 1934-9-30 6206 Los Angeles Santa Catalina Island, 0.5 mi. above Mexican Settlement and up left ( E ) Fork of Pebbly Beach Canyon 152 Comment
  SBBG44676  Prunus ilicifolia subsp. lyonii W. A. Wright 1931-2-19 Los Angeles Bannings Cyn 152 Comment
  SEINET3840706  Prunus persica Unknown 1939-7-5 157 Los Angeles Los Angeles, Dr. Doyles garden Comment
  RSA605813  Prunus persica var. persica Louis C. Wheeler 1966-10-25 9090 Los Angeles San Gabriel Mountains: El Encanto, San Gabriel Canyon. Comment
  UC1871255  Prunus virginiana var. demissa T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3981 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UC586944  Prunus virginiana var. demissa Joseph Andorfer Ewan 1934-8-5 8449 Los Angeles 1/2 mi above Ranger Station (Prairie Fork); San Gabriel Mountains, Prairie Fork 1828 Comment
  RSA529292  Pseudognaphalium biolettii Timothy S. Ross 1991-4-8 4461 Los Angeles Elephant Hill; western Pomona. 229 Comment
  SD66903  Pseudognaphalium biolettii R. Mitchel Beauchamp 1967-3-20 363 Los Angeles Santa Catalina Island; south of Avalon. Comment
  UCD135042  Pseudognaphalium biolettii Scott Horiuchi; Kelly Robinson 1996-4-28 32 Los Angeles Temescal Canyon, 1 mile along the Temescal Ridge Trail. Comment
  UCR210735  Pseudognaphalium biolettii R. G. Swinney 2009-1-19 9996 Los Angeles San Gabriel Mtns., Duarte, 1.5 mi. north of Foothill Blvd. at El Encanto Dr., 100-300 m east of Fish Canyon Rd., confluence of Fish Canyon and San Gabriel River 207 Comment
  RSA594989  Pseudognaphalium biolettii Mark Hoefs 1992-3-31 1703 Los Angeles Santa Catalina Island. Side canyon of Middle Canyon, across the road from large oak tree. 238 Comment
  CAS-BOT-BC356716  Pseudognaphalium californicum Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4265 A Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W. side Comment
  SBBG106253  Pseudognaphalium californicum S. A. Junak 1981-7-30 SCl 39 Los Angeles rd to Pk 1603 and Camera Pad "Stone" 469 Comment
  LA201033  Pseudognaphalium canescens subsp. beneolens Harlan Lewis; 1939-9-23 1002 Los Angeles Santa Monica Mountains, West Los Angeles 60 Comment
  LA25984  Pseudognaphalium microcephalum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  CAS-BOT-BC80056  Pseudotsuga macrocarpa Victor Duran 1933-7-27 3537 Los Angeles Little Rock Creek, San Gabriel Mountains 1676 Comment
  UC1134172  Pseudotsuga macrocarpa A. D. Gifford 1935-3-15 476 Los Angeles 3 mi w of Warm Springs; Angeles National Forest, Tejon Quadrangle 1188 Comment
  UCSB176  Pseudotsuga macrocarpa Gill, Robert 1959-10-2 Los Angeles Baldy Road, just above Camp Baldy; San Gabriel Mt. Range; Pacific Slope Drainage Area 1341 Comment
  LA200261  Psilocarphus tenellus var. tenellus A. M. Johnson; 1935-4-26 4572 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA261994  Psorothamnus emoryi Reid V. Moran 1962-4-9 9328 Los Angeles Near middle of W side of Catalina Island, mouth of arroyo. 5 Comment
  SBBG128288  Pteridium aquilinum var. pubescens M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3023 Los Angeles lower Fern Cyn, 195 Comment
  CAS-BOT-BC421203  Pterostegia drymarioides Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena Comment
  LA82483  Pterostegia drymarioides O. H. Kappler; 1943-4-18 367 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA597988  Pterostegia drymarioides L. Raz, Orlando Mistretta, Mike Hammitt 1997-3-16 67 Los Angeles Santa Catalina Island. Avalon Canyon via 'Divide Trail', northeast of the Wrigley Botanical Garden. 183 Comment
  UCR258801  Pterostegia drymarioides R. G. Swinney 2010-5-25 12957 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR259573  Pterostegia drymarioides R. G. Swinney 2010-4-1 12141 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  POM62595  Pycnanthemum californicum C. F. Baker 1903-8-2 3449 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA675010  Pyracantha crenatoserrata LeRoy Gross 2003-2-22 749 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  UCR50079  Pyracantha koidzumii A. C. Sanders 1987-7-22 7148 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA0080554  Pyrola dentata R. F. Thorne 1971-8-25 41287 Los Angeles Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  CAS-BOT-BC104378  Quercus X macdonaldii James William Toumey 1894-9-14 s.n. Los Angeles Catalina Island Comment
  UC848119  Quercus X macdonaldii F. R. Fosberg 1931-12-10 7152 Los Angeles Pebble Beach Canyon, left fork Santa Catalina Island 40 Comment
  CHSC21927  Quercus agrifolia Robert A. Schlising 1970-11-19 2956 Los Angeles Santa Monica Mountains; about 2 miles northeast of Tapia Park. Comment
  RSA0081140  Quercus agrifolia R. G. Swinney 2010-4-15 12264 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  UCR131486  Quercus agrifolia var. agrifolia June Latting 1973-2-24 s.n. Los Angeles San Gabriel Mountains, Monrovia Canyon 549 Comment
  LA200024  Quercus berberidifolia A. M. Johnson; 1927-11-11 2680 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  POM18613  Quercus berberidifolia E. S. Spalding 1921-2-26 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  SBBG11786  Quercus berberidifolia D. E. Breedlove 1961-5-5 Los Angeles 7.6 mi NNE of Soledad Cyn Rd on Hwy 6 609 Comment
  UCD45294  Quercus berberidifolia C. H. Mueller 1937-8-29 2522 Los Angeles Big Tujunga Canon, Los Angeles County, California. Comment
  POM123327  Quercus chrysolepis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA479375  Quercus chrysolepis Mark Hoefs 1974-10-3 580 Los Angeles Santa Catalina Island, lower Cape Canyon just above buffalo corrals 305 Comment
  SBBG11787  Quercus chrysolepis D. E. Breedlove 1961-8-4 924 Los Angeles 1.7 mi N of Largo Vista Rd on Big Pines Hwy 1584 Comment
  SFV870  Quercus chrysolepis P. G. Kilburn 1957-12-1 559 Los Angeles San Gabriel Mountains Just north of Mount Wilson Park. 1829 Comment
  UC338549  Quercus chrysolepis J. G. Lemmon 1891-7-18 Los Angeles near Pomona; San Antonio Canyon Comment
  UCD45453  Quercus chrysolepis June McCaskill 1961-5-9 619 Los Angeles At foot of footbridge to 100 inch telescope, elevation 5700 feet; Mount Wilson, Sierra Madre Mountains, ca. 30 miles northeast of Los Angeles, Los Angeles County, California. 1737 Comment
  UCD45535  Quercus chrysolepis Robert F. Thorne; M. Z. Thorne 1966-5-31 36418 Los Angeles Santa Catalina Island: smalll grove in open oak woodland along N-facing slopes of ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon, elev. ca. 1400 feet. 426 Comment
  UCR9305  Quercus chrysolepis Ted Hanes 1966-10-13 s.n. Los Angeles San Gabriel Mtns., 8 mi. west of Lake Hughes on Sawmill Mtn. Truck Trail. 1341 Comment
  RSA605182  Quercus douglasii Louis C. Wheeler 1962-5-19 8050 Los Angeles Catalina Island, Valley of Ollas. Comment
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Sep 6 2014
  CAS-BOT-BC86404  Quercus dumosa Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Comment
  UCR119832  Quercus dumosa Dan S. Cooper 2001-6-10 s.n. Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 259 Comment
  SFV22020  Quercus durata var. gabrielensis V. Soza, L. Gross, A. Munoz 2000-5-12 893 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. Northeast-facing slope above fire road. 396 Comment
  UCR200190  Quercus durata var. gabrielensis Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 893 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlineset. 396 Comment
  POM285649  Quercus engelmannii Lyman Benson, Robert Benson 1951-10-15 14801 Los Angeles Northeast corner of Rancho road and Foothill Blvd. Arcadia. alt. 800 [ft?] 244 Comment
  SEINET10432088  Quercus macdonaldii G. B. Grant 1904-6-14 1091 Los Angeles Monrovia. Comment
  SEINET13953777 Image available Quercus macdonaldii Robert F. Thorne, P. Everett 1965-1 34639 Los Angeles in Bulrush Canyon, Santa Catalina Island 244 Comment
  SD75502  Quercus pacifica Reid Moran 1941-3-14 708 Los Angeles Santa Catalina Island, Middle Ranch, near creek 199 Comment
  SBBG26456  Quercus tomentella R. F. Thorne 1966-5-31 36431 Los Angeles ridge running from S end of Mt Orizaba, S side of S fork of Fern Cyn 426 Comment
  UC848309  Quercus tomentella F. R. Fosberg 1931-12-11 7155 Los Angeles Gallagher's Canyon, right fork Santa Catalina Island 40 Comment
  UCR143424  Quercus tomentella Larry E. DeBuhr, G. D. Wallace 1972-9-2 700 Los Angeles Channel Islands, San Clemente Island; In the second large canyon north of Lemon Tank 366 Comment
  UCR271806  Rafinesquia californica R. G. Swinney 2010-5-7 12591 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  CAS-BOT-BC362478  Rafinesquia californica Geo. B. Grant 1904-6-2 s.n. Los Angeles Pasadena Comment
  RSA0107836  Rafinesquia californica Steven A. Junak 2000-5-19 SCa- 1331 Los Angeles SE portion of 1999 burn, above Goat Harbor, ca. 0.67 mi. SSW of Goat Harbor. 384 Comment
  RSA399365  Ranunculus aquatilis var. capillaceus Anstruther Davidson 1892-05 s.n. Los Angeles Zanja, Los Angeles. Comment
  SBBG71857  Ranunculus californicus var. californicus M. N. Ackley -Mar-1927 909 Los Angeles Baldwin Hills 91 Comment
  CAS-BOT-BC378873  Ranunculus californicus var. californicus Marcus E. Jones 1882-5-3 3220 Los Angeles Pasadena Comment
  RSA0018980  Ranunculus californicus var. californicus Lyman Benson 1957-4-17 15719 Los Angeles Kellogg Campus, California Polytechnic Institute. San Jose Hills. Pacific Slope drainage area. 305 Comment
  LA32189  Ranunculus hebecarpus Henry J. Thompson; 1959-4-19 1954 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA0025271  Ranunculus hebecarpus Justin M. Wood 2012-3-20 4651 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  RSA400000  Ranunculus hebecarpus I. W. Clokey 1929-4-27 s.n. Los Angeles Mandeville Canyon. 200 Comment
  SDSU10382  Rhamnus californica A. H. Gallup 1948-3-9 127 Los Angeles 'The wash' Claremont. 366 Comment
  UC870774  Rhamnus californica Ira W. Clokey, B. Templeton Dec 1929 4603 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  RSA724509  Rhamnus californica subsp. californica K. Dobry 1991-6-24 d- 749 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  CAS-BOT-BC59974  Rhamnus crocea Carl B. Wolf 1932-3-4 2668 Los Angeles S. base of San Gabriel Mts. Thompson Creek, 3-4 mi. No. of Claremont. 457 Comment
  RSA670580  Rhamnus crocea subsp. ilicifolia Bonnie C. Templeton 1930-5-27 1474 Los Angeles Near Mulholland Drive. North of Hollywood. 600 Comment
  POM2869  Rhamnus ilicifolia P. A. Munz 1918-4-18 2084 Los Angeles Claremont. Wash. Comment
  RSA226222  Rhamnus ilicifolia Gary D. Cromwell, David W. Wheat 1971-4-16 505 Los Angeles Mystic Canyon, Angeles National Forest. 2 miles NE of Glendora at upper canyon fork 427 Comment
  RSA535558  Rhamnus ilicifolia Tim S. Ross 1991-9-2 5921 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road; Triunfo Pass. 488 Comment
  RSA584061  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1991-4-25 4604 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  SBBG98568  Rhamnus ilicifolia T. Ross, A. Ross 1991-3-7 4154 Los Angeles Elephant Hill, western Pomona 341 Comment
  HSC35979  Rhamnus ilicifolia Thomas W. Nelson, Jane Nelson 1975-8-19 2177 Los Angeles Beside Hwy. 5, just west of junction with Hwy. 138 Comment
  JEPS42042  Rhamnus pirifolia Dr. John W. Harshberger 1925-7-31 Los Angeles Catalina Island Comment
  SBBG41308  Rhamnus pirifolia M. R. Benedict 1970-6-27 Los Angeles Cape Cyn Comment
  RSA95281  Rhamnus tomentella subsp. cuspidata F. W. Peirson 1921-7-17 4308 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2012 Comment
  LA202825  Rhus aromatica O. A. Plunkett; 1926-3-6 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  CAS-BOT-BC170456  Rhus integrifolia Marian L. Campbell 1921-3-10 1 Los Angeles Arroyo Seco Comment
  RSA386489  Rhus integrifolia L. E. Hoffman 1932-2-6 s.n. Los Angeles Hermon Hills, Ave. 57. Comment
  RSA576134  Rhus integrifolia F. H. Elmore 394 Los Angeles San Clemente Island. Comment
  SD126440  Rhus integrifolia F. R. Fosberg 1931-3-18 S 4286 Los Angeles Hamilton Canyon, Santa Catalina Island 20 Comment
  UC124590  Rhus integrifolia H. M. Hall 1908-6-16 8288 Los Angeles Avalon, in Mrs. Trasks yard Santa Catalina Island Comment
  UCR55903  Rhus integrifolia J. A. Adams 1965-3-18 71 Los Angeles San Gabriel Valley, Pomona College Wash [=west edge of San Antonio Creek channel?], Claremont 336 Comment
  RSA535894  Rhus ovata T. S. Ross 1991-9-2 5938 Los Angeles near Mulholland Hwy at Yerba Buena Rd. 541 Comment
  UC124175  Rhus ovata K. Brandegee May 1890 Los Angeles Pasadena Comment
  UCD116928  Rhus ovata R. Armacost 1961-3-13 s.n. Los Angeles Santa Monica City College Botanical Garden. Santa Monica. Comment
  RSA656314  Rhus trilobata Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 655 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  RSA476429  Ribes aureum var. gracillimum Anstruther Davidson 1906-5-12 1825 Los Angeles Providencia Ranch, Hollywood. Comment
  SDSU21083  Ribes aureum var. gracillimum Ian Cain 2010-4-29 1392 Los Angeles North east of Montebello. Whitter Narrows County Reserve, 930 meters east south east of intersection of Durfee Avenue and Rosemead Blvd along bike path 65 Comment
  SD253553  Ribes californicum R. G. Swinney 2011-3-26 14211 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  UC2062992  Ribes cereum Mark Elvin with Michael Wall 1997-3-5 363 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection with [Padua Avenue], 50 m off road. Comment
  UCR277204  Ribes cereum R. G. Swinney 2010-9-30 13936 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  SEINET6033051 Image available Ribes malvaceum Scott D. White 1997-11-25 s.n. Los Angeles San Gabriel River Canyon: N of Azusa; alluvial bench S of unnamed dirt access road to gauging stn. below Morris Dam; just SE of private orchard. T1N R10W S13, 14, 24 259 Comment
  UC1127295  Ribes malvaceum P. L. Johannsen 1934-1-18 232 Los Angeles 1/2 mi ne Mesa Peak; Calabasas Quadrangle Comment
  RSA133745  Ribes malvaceum var. viridifolium Peter H. Raven 1959-2-15 13781 Los Angeles Beverly Glen Canyon 2.6 miles north of Sunset Blvd. 213 Comment
  RSA441460  Ribes malvaceum var. viridifolium John P. Hill 1933-3-24 s.n. Los Angeles Verdugo Woodlands, near Los Angeles Comment
  SEINET13942688 Image available Ribes nevadaense David Charlton 1986-1 268 Los Angeles San Gabriel Mountains, between Blue Ridge Campground (1.5 mi. airline SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run along the reservoir maintenance road, 0.7 to 1.2 mi. S of Angeles Crest Hwy on Forest Road 3N06. T3N, R8W, sec 5. 8000 ft 2438 Comment
  CAS-BOT-BC219187  Ribes nevadense Frank W. Peirson 1919-5-10 688 Los Angeles Trail from Arraster Creek, Mount Gleason, San Gabriel Mountains 1676 Comment
  RSA748804  Ribes nevadense R. G. Swinney 2001-8-11 8043 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap. 2375 Comment
  SBBG72073  Ribes quercetorum R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR184354  Ribes quercetorum A. C. Sanders 2007-4-19 33474 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  CHSC98413  Ribes speciosum LeRoy Gross; Michael Honer, Leland Iubinsky 2000-4-27 187 Los Angeles San Rafael Hills: Canyon just north of ridge running west from lookout tower, east of the (2) Glendale Freeway. Canyon bottom, area burned in 1999. 457 Comment
  SEINET3151845  Ribes speciosum G. B. Grant 1127 Los Angeles Pasadena Comment
  UCR197176  Ribes speciosum Valerie Soza, LeRoy Gross 2001-5-9 1207 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 297 Comment
  SEINET5339789  Ribes speciosum G. B. Grant 1127 Los Angeles Pasadena Comment
  CAS-BOT-BC173852  Ribes velutinum Charles J. Lovell 1942-5-28 s.n. Los Angeles Big Rock Creek, San Gabriel Mts. 1524 Comment
  RSA76952  Ricinus communis F. W. Peirson 2047 Los Angeles New York Ave, Altadena. Comment
  SFV10302  Ricinus communis L. Comee 1978-10-31 s. n. Los Angeles Pacific Coast Highway, 0.5 miles south of Sunset. Comment
  UCR108354  Ricinus communis L. C. Wheeler 1974-11-26 s.n. Los Angeles Cobb Estate, Altadena. S side. 595 Comment
  UCSB7420  Ricinus communis Wilson, Richard 1958-5-10 Los Angeles 1 mile N of Foothill Blvd. on Angeles Crest Highway 457 Comment
  SBBG31362  Romneya coulteri R. F. Thorne with P. C. Everett 1965-6-22 Los Angeles S of Avalon Golf Course 91 Comment
  HSC19618  Rosa californica C. S. Apperson 1967-6-8 Los Angeles 4 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  CAS-BOT-BC158808  Rubus ursinus Alice Eastwood 1917-7-20 6494 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC421761  Rumex conglomeratus Henry J. Thompson 1959-5-24 1994 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). 0.7 miles north of Coast Highway, Tuna Canyon 91 Comment
  CATA1640  Rumex crispus Mark L. Hoefs, Steven A. Junak 1998-6-12 2923 Los Angeles Santa Catalina Island: At Isthmus, across from Catalina Harbor 6 Comment
  SFV22126  Rumex crispus V. Soza, L. Gross 2001-5-9 1189 Los Angeles San Rafael Hills South of Scholl Canyon, Sleepy Hollow Drive to Valley Vista fire road. North-northwest-facing slope alongside fire road. 274 Comment
  UCR214625  Rumex crispus A. C. Sanders, Dan S. Cooper 2010-3-12 37371 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA650578  Rumex crispus A. E. Hersh 1950-6-30 s.n. Los Angeles Campus UCLA, Faculty Hill. 61 Comment
  RSA654558  Rumex crispus Benjamen Rangel 1992-4-11 777 -05 Los Angeles Behind the Olivos Commons at Cal Poly Pomona University. Comment
  UCR282526  Rumex dentatus D. E. Bramlet, Robt. L. Allen 2011-5-24 4849 Los Angeles Coastal Plains and Basins; Los Angeles Basin, Whittier Narrows Recreation Area, 422 ft. NW of the dam spillway & 576 ft. south of Siphon Road. 60 Comment
  UCR124944  Rumex hymenosepalus B. C. Templeton, I. W. Clokey 1930-5-13 1454 Los Angeles Western San Gabriel Mtns., Mint Canyon 854 Comment
  CAS-BOT-BC433571  Rumex hymenosepalus Timothy S. Ross 1991-4-27 4687 Los Angeles Mojave Desert: Black Butte Basin Road at its intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters [buttes]. 960 Comment
  RSA466093  Rumex hymenosepalus Donald Myrick 1969-4-21 2072 Los Angeles Growing in Antelope Valley near High Vista. 915 Comment
  UCR223342  Rumex salicifolius R. G. Swinney 2009-5-27 10872 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR259617  Rumex salicifolius R. G. Swinney 2010-9-7 13713 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA588959  Rumex salicifolius var. salicifolius Orlando Mistretta 1994-6-8 1339 Los Angeles Little Rock Creek: un-named drainage draining N slope of Bare Mountain. 1159 Comment
  UC63730  Salazaria mexicana H. M. Hall May 1-3, 1902 3039 Los Angeles vicinity Rock Creek (Antelope Valley, Southern California); Antelope Valley, vicinity of Rock Creek 822 Comment
  UCR101711  Salazaria mexicana B. G. Pitzer 1998-5-23 3748 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  CAS-BOT-BC103030  Salix bonplandiana Geo. B. Grant 3718 Los Angeles Pasadena Comment
  CAS-BOT-BC108059  Salix exigua Robert F. Thorne; C. W. Tilforth 1971-6-17 39954 Los Angeles 2 mi. up Lower Tujunga Rd. from Foerstry Headquarters, shallwo water of Little Tujunga Creek - San Gabriel Mts., Angeles Natinoal Forest 457 Comment
  RSA604990  Salix exigua Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  UCR126707  Salix exigua A. C. Sanders, Mark Elvin 2003-8-7 27164 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  UCR189669  Salix exigua R. G. Swinney 1998-7-6 6269 Los Angeles San Gabriel Mtns., near mouth of Mescal Canyon, 2.7 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1488 Comment
  RSA720364  Salix gooddingii LeRoy Gross 2007-4-6 2621 Los Angeles Southern base of the range: Debris basin behind Bel Aire Park, at the intersection of Cambridge Drive and Bel Aire Drive. City of Burbank. 273 Comment
  POM362617  Salix laevigata Robert Gustafson 1978-6-1 989 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA527714  Salix laevigata Tim S. Ross, Annette Ross 1991-3-7 4138 Los Angeles Elephant Hill, western Pomona. 230 Comment
  SD1009  Salix laevigata Mrs. H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles Lower Topanga Canyon, Santa Monica Mountains, stream bed 2.5 km west of Ocean Beach 14 Comment
  POM49283  Salix lasiolepis L. W. Nuttall 1920-5-18 s.n. Los Angeles Santa Catalina Island. Big Wash Canyon. Comment
  SD1051  Salix lasiolepis Carl W. Sharsmith 1932-1-17 10 Los Angeles bottom of Lower San Gabriel Canyon, about 9.5 km above Azusa 299 Comment
  UCR197190  Salix lasiolepis Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 670 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  UCR223659  Salix lasiolepis R. G. Swinney 2009-6-12 11144 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UCR270468  Salix lasiolepis R. G. Swinney 2011-11-1 15967 Los Angeles San Gabriel Mountains, West Fork San Gabriel Canyon, West Fork Natl. Scenic Bikeway, 50 meters S of Pasadena Bait Club, 1.68 miles below Glen Cyn. Campground 585 Comment
  CAS-BOT-BC128485  Salix lasiolepis var. lasiolepis Le Roy Abrams 1902-3-6 3103 Los Angeles Centinela Creek, Inglewood Comment
  RSA502797  Salpichroa origanifolia Tim S. Ross, Steve D. Boyd 1989-6-27 s.n. Los Angeles RSA desert garden. Comment
  SD31160  Salsola tragus Edith A. Purer 1931-8-15 2181 Los Angeles Palos Verdes Hills. Comment
  RSA0105969  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-8 15500 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  RSA145220  Salvia apiana Alice Ann Webb 1961-3-17 784 Los Angeles End of Indian Hill (N.), where bulldozers were messing around, Claremont. Mt. Range - San Gabriel. 457 Comment
  RSA424322  Salvia apiana William Emboden 1970-6-12 27 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA607919  Salvia apiana Louis C. Wheeler 1961-6-13 7871 Los Angeles San Gabriel Mountains: Pacoima Canyon at Bad Canyon 1098 Comment
  RSA616726  Salvia apiana Louis C. Wheeler 1966-8-20 8816 Los Angeles San Gabriel Mountains: Cabin Flat, Prairie Fork. Comment
  UC75078  Salvia apiana C. F. Baker 1903-7-20 3442 Los Angeles Claremont Comment
  RSA411355  Salvia carduacea Thekla Mohr 1897-04 s.n. Los Angeles San Gabriel. [the city of?] Comment
  RSA0070368  Salvia columbariae R. G. Swinney 2010-3-30 12121 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA401443  Salvia columbariae Bonnie C. Templeton, I. W. Clokey 1930-4-8 1048 Los Angeles San Francisquito Canyon, near Mohave Desert. 900 Comment
  RSA579148  Salvia columbariae Tim S. Ross, Darin Banks 1994-4-12 7465 Los Angeles San Francisquito Canyon: xeric westerly slope ca 460 m SSW of where Drinkwater Canyon joins S. Fr. Canyon. 515 Comment
  SEINET13297614 Image available Salvia columbariae R. G. Swinney 2011-1 14904 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5' Q) 1096 Comment
  UCR258710  Salvia columbariae R. G. Swinney 2010-5-19 12824 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  LA212273  Salvia dorrii Lee Haines; 1968-3-30 s.n. Los Angeles NW corner. 6 miles south of Gorman. 1127 Comment
  RSA573480  Salvia leucophylla Tim S. Ross 1992-6-15 6571 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 256 Comment
  LA35985  Salvia mellifera Peter H. Raven; 1960-5-15 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  RSA0094716  Salvia mellifera R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14323 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  SEINET12344299  Salvia mellifera Unknown 1983-7-20 15800 Los Angeles Mt. Baldy Road, near flood control dam at base of canyon Comment
  RSA434078  Salvia spathacea N. C. Cooper 1945-5-1 2190 Los Angeles Tapia Park, Santa Monica Mountains 762 Comment
  RSA650130  Sambucus caerulea J. Bruce Smiley 1940-4-16 s.n. Los Angeles Mouth of Mill Creek. 853 Comment
Read comments
Mar 10 2013
  JEPS19509  Sambucus mexicana Peter H. Raven 1957-9-21 11330 Los Angeles U.C.L.A. campus Los Angeles (small hill at nw end) Comment
  POM180163  Sambucus mexicana Joseph A. Ewan 1931-10-29 5275 Los Angeles 1/2 mi. below Seminole Hot Springs. 396 Comment
  RSA477570  Sambucus mexicana E. A. McGregor 1963-8-20 s.n. Los Angeles Whittier. Comment
  RSA517139  Sambucus mexicana T. S. Ross 1990-5-14 2489 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1140 Comment
  RSA657358  Sambucus mexicana L. Yamanaka 1979-6-5 106 Los Angeles 150 meters west of Glendale College Cafeteria located on corner of Verdugo Blvd. and Mountain Ave. Comment
  RSA720249  Sambucus mexicana LeRoy Gross 2007-4-27 2652 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  UC1872956  Sambucus mexicana John Knapp and Denise Knapp 2003-5-11 42 Los Angeles Catalina Island; 370847.48N x 3691916.67E E. Southern riparian 304 Comment
  RSA0037189  Sambucus mexicana Ron Martinolich 1991-4-7 42 Los Angeles Los Angeles, Griffith Park, north on Vista Del Valle Dr., to first fire road on right (east) past Bee Rock trailhead, down (north) on fire road ca. .5 mi. Comment
  SEINET12740127  Sambucus mexicana E. Adams 1978-1 Los Angeles Altadena, Eaton Canyon Dam. Comment
  OBI69291  Sambucus nigra subsp. caerulea John Knapp, Denise Knapp 2003-5-11 42 Los Angeles Catalina Island. Comment
  SBBG69482  Sambucus nigra subsp. caerulea R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  SD86336  Sanicula arguta R. Mitchel Beauchamp, M. Douglas 1972-3-24 3229 Los Angeles San Clemente Island, slope south of Eel Point 24 Comment
  RSA470996  Sanicula arguta E. Crow 1928-4-11 246 Los Angeles hills south of Pomona Comment
  RSA0119035  Sanicula bipinnata A. C. Sanders, T. B. Salvato 2007-4-24 33489 Los Angeles Tehachapi Mountains: hills above head of Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant. 1098 Comment
  UC917583  Sanicula bipinnata Frank W. Gould 1944-4-16 2306 Los Angeles near corner of Skyline Drive and Ardsheal Drive (Whittier Hills); Whittier Hills Comment
  RSA0085345  Sanicula crassicaulis Steven A. Junak 2001-5-3 SCa- 1473 Los Angeles Santa Catalina Island. N of Airport Road, in extreme upper portion of Swain's (Toyon) Canyon. 375 Comment
  RSA471459  Sanicula crassicaulis L. C. Wheeler 1931-4-10 S- 43 Los Angeles East end of San Jose Hills at Pomona. 305 Comment
  RSA0092528  Saponaria officinalis R. G. Swinney 2011-7-7 15463 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area. 1098 Comment
  RSA0035493  Sarcodes sanguinea Orlando Mistretta 1992-5-16 20 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area Comment
  RSA711437  Schismus arabicus LeRoy Gross 2005-5-19 2298 -a Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  RSA228913  Schismus barbatus R. F. Thorne 1971-6-26 40626 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA706408  Schismus barbatus L. M. Prince 2002-3-28 2 -297 Los Angeles Claremont, Rancho Santa Ana Botanic Garden, Fay's Meadow 400 Comment
  SD181746  Schismus barbatus LeRoy Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 690 Los Angeles Verdugo Mountains Region; South side; on shoulder along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  UCR210537  Schoenoplectus acutus R. G. Swinney 2008-12-4 9940 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UC116276  Schoenoplectus acutus var. occidentalis unknown Jun 1919 Los Angeles Compton Comptom Comment
  CAS-BOT-BC111234  Schoenoplectus californicus Samuel Bonsal Parish; W. F. Parish 1881-10-1 1114 Los Angeles Compton Comment
  UC2154  Scirpus maritimus W. F. Parish 1891-1 Los Angeles Long Beach Comment
  UC535523  Scrophularia californica Ira W. Clokey, B. Templeton July 1929 4573 Los Angeles Mandeville Canyon; Santa Monica Mts 300 Comment
  UCR223535  Scutellaria siphocampyloides R. G. Swinney 2009-5-27 10907 Los Angeles Transverse Range; San Gabriel Mtns., South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  UCD125745  Scutellaria tuberosa Daryl Koutnik 1978-3-27 174 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Ave, Claremont. 579 Comment
  RSA679889  Selaginella asprella LeRoy Gross, Valerie Soza 2003-6-10 1022 Los Angeles Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., ca. 2.5 miles south of Mount San Antonio summit along trail. 2409 Comment
  CATA35  Selaginella bigelovii USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 18 Los Angeles Santa Catalina Island: Deer Valley Trail 42 Comment
  POM244932  Selaginella bigelovii F. Raymond Fosberg 1931-4-22 R 93 Los Angeles Santa Catalina Island. Ridge above Eagles Nest, Middle Ranch Canyon. 200 Comment
  SBBG128264  Selaginella bigelovii M. Zou, A. Cheung, D. Kasang, S. Lawrence-Gomez, S. Raray 2011-7-8 18 Los Angeles Deer Valley Trail 42 Comment
  UC1076450  Selaginella bigelovii Herbert L. Mason 1926-4-26 2941 Los Angeles upper rd. Pacoima Wash; San Gabriel Mts. Comment
  LA5811  Selaginella bigelovii Carl Epling; 1925-1-1 6215 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  POM156316  Selaginella bigelovii L. R. Abrams, E. G. Anderson 1903-3-13 3126 Los Angeles San Gabriel Canyon. Comment
  UC485561  Senecio californicus Geo. B. Grant 1905-4-20 1196 Los Angeles Pasadena Comment
  JEPS37252  Senecio flaccidus var. douglasii F. W. Peirson 1918-6-28 247 Los Angeles Lower Rubio Canyon San Gabriel Mts. 579 Comment
  RSA0105978  Senecio flaccidus var. douglasii R. G. Swinney 2011-11-1 15978 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 70-200 meters west (upstream) from confluence with North Fork, south side of FS Rd 2N25/W. Fork Scenic Bikeway. 476 Comment
  RSA679286  Senecio flaccidus var. douglasii Mark A. Elvin, Anne Marie Ruff 1996-8-1 304 Los Angeles San Gabriel Mountains. Angeles National Forest. Glendora Ridge Road. N side of road W of 90 degree curve on road. Road mile 7.75. Comment
  UCR68923  Senecio lyonii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4261 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SEINET10830595  Sequoia sempervirens David B. Dunn 1939-10-18 Dunn UMO 46521 Los Angeles Cultivated plants growing at 3rd and Lafayette Los Angeles, Calif. 213 Comment
  SEINET7906464  Sequoiadendron giganteum J. R. Massey 1966-1 Los Angeles Rancho Santa Ana Botanic Garden, Claremont, CA Comment
  RSA402664  Sesuvium verrucosum I. M. Johnston 1917-4-11 s.n. Los Angeles Gardena 16 Comment
  CAS-BOT-BC243580  Setaria parviflora H. E. Hasse 1892-11-1 18 Los Angeles Streets of Los Angeles Comment
  CAS-BOT-BC243623  Setaria pumila Peter H. Raven 1956-6-17 9407 Los Angeles Westwood, Los Angeles Comment
  HSC10917  Setaria viridis C. E. Fellows 1965-8-22 116 Los Angeles 2.5 mi. NE of Sunland city limits, 1/10 mi. SW of bridge on Big Tujunga Rd. Comment
  SBBG98244  Setaria viridis Anstruther Davidson -Jul-1917 Los Angeles Los Angeles Comment
  RSA447540  Sherardia arvensis Geo. L. Moxley 1915-3-31 300 Los Angeles Near Los Angeles. Comment
  RSA595867  Sidalcea malviflora subsp. sparsifolia Tim S. Ross, Victor W. Steinmann 1995-5-8 8535 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  UC18936  Sidalcea neomexicana unknown June 1892 Los Angeles Santa Monica Comment
Read comments
Dec 24 2007
  RSA609995  Silene antirrhina L. C. Wheeler 1933-5-13 1733 Los Angeles Cobal Canyon 487 Comment
  CATA474  Silene gallica Sara L. Crockett, Steve Junak, Mark Hoefs, Janet Takara 1997-3-28 616 Los Angeles Santa Catalina Island: 1.1 miles S of Two Harbors on Cat Harbor Road; ca. 30 m upslope 30 Comment
  SFV1221  Silene gallica P. G. Kilburn 1958-2-23 618 Los Angeles Santa Susana Mountains South slope of Oat Mountain. Roadside, 50 yards northwest of Brown Canyon Road. 366 Comment
  POM277  Silene gallica C. W. Emland s.n. Los Angeles Indian Hill, Claremont. 366 Comment
  RSA526149  Silene gallica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-6 4143 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA650326  Silene gallica Harold Lint, D. B. Dunn 1948-3-10 308 Los Angeles Bonita & Irwindale, Irwindale, Comment
  CAS-BOT-BC174894  Silene laciniata Peter H. Raven 1956-6-17 9424 Los Angeles N.W. of Sunset Blvd. at Sepulveda Blvd., Santa Monica Mts. Comment
  POM199755  Silene laciniata subsp. major I. W. Clokey 1929-05 4544 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  RSA477922  Silene laciniata subsp. major Robert M. Perkins 1936-2-29 98 Los Angeles Benedict Canyon. Comment
  POM11236  Silene lemmonii George B. Grant 1906-6-10 s.n. Los Angeles Mt. Lowe 1524 Comment
  RSA596420  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3357 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  UCR280554  Silybum marianum R. G. Swinney 2014-6-5 16725 Los Angeles San Gabriel Mountains, Glendora, 0.48 miles north of Sierra Madre Ave. at Rainbow Dr. 381 Comment
  UC1870173  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  UCR127633  Sisymbrium altissimum Mark A. Elvin, Cathleen Weigand 2003-5-22 2895 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UCR220063  Sisymbrium altissimum R. G. Swinney 2009-4-24 10445 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCSB2434  Sisymbrium altissimum Wedberg, H. 1958-4-13 Los Angeles Near Pearblossom Comment
  CATA3287  Sisymbrium irio Julie L. King 2017-2-28 65 Los Angeles Santa Catalina Island: Site of old stables in Avalon Canyon, along north edge of golf course, in area seeded by Santa Catalina Island Company in 2016 with California (not Catalina) native seeds 0 Comment
  SBBG47271  Sisymbrium irio M. R. Benedict 1971-6-26 Los Angeles around buildings, Navy headquarters, Wilson Cove Comment
  UC1594403  Sisymbrium orientale Tim Ross, Elizabeth Kellogg 1992-4-13 6139 Los Angeles north head of San Clemente Island off e end of the runway San Clemente Island Comment
  POM1770  Sisyrinchium bellum Los Angeles High School pupils 1903-05 s.n. Los Angeles Laurel Canyon. Comment
  UC205493  Sisyrinchium bellum S. B. Parish 1919-4-19 19268 Los Angeles near San Dimas; Lone Hill Comment
  RSA366938  Sisyrinchium bellum Geo L. Moxley 1917-4-15 s.n. Los Angeles Eagle Rock. Comment
  RSA0022979  Solanum americanum Duncan S. Bell, Caitlin Elam 2013-6-24 5231 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  CATA442  Solanum douglasii Sara L. Crockett 1997-3-17 582 Los Angeles Santa Catalina Island: 0.25 mile NE on Cape Canyon Road from jct. with Middle Canyon Road, ca. 10 m on E side of road 225 Comment
  LA200860  Solanum douglasii O. A. Plunkett; 1926-3-20 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA422426  Solanum douglasii Tom Burch 1940-2-22 4018 -6 Los Angeles Redondo Beach Comment
  RSA646128  Solanum douglasii Orlando Mistretta 1992-9-16 808 Los Angeles San Gabriel Mountains: Oak Springs, Tujunga Ranger District. Comment
  UCR259966  Solanum douglasii R. G. Swinney 2010-3-18 11982 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA647969  Solanum douglasii Michelle Manolovitz, Brian Manolovitz 1992-5-12 17 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet northwest of park office. Comment
  SEINET7262340 Image available Solanum elaeagnifolium J. A. Ewan 1932-1 680 Los Angeles West Los Angeles Comment
  SDSU11162  Solanum nigrum F. Youngberg Los Angeles Roadside near Claremont Comment
  JEPS12156  Solanum umbelliferum Frank W. Peirson 1918-6-16 186 Los Angeles Rock Creek; San Gabriel Mountains, Rock Creek 1447 Comment
  RSA584015  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1991-4-25 4606 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA729236  Solanum umbelliferum R. G. Swinney 1998-7-27 6498 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  RSA578807  Solanum umbelliferum Tim S. Ross, Darin Banks 1994-4-13 7552 Los Angeles Lower Clearwater Canyon: canyon bottom near stream, at margin of chaparral; ca 1545 m ESE of Plum Spring and ca 770 m W of San Francisquito Powerhouse No. 1. 669 Comment
  RSA665204  Solanum umbelliferum N. C. Cooper 1949-6-29 4390 Los Angeles Crystal Lake. 1829 Comment
  CHSC97879  Solanum viarum Frank McDonough 2006-9-20 PDR 1353132 Los Angeles L. A. Arboretum, Oxford Rd., San Marino. 200 Comment
  CAS-BOT-BC236426  Solanum wallacei Reid Moran 1941-3-8 687 Los Angeles White's Landing, Santa Catalina Island 50 Comment
  RSA427380  Solanum wallacei M. B. Dunkle 1932-2-27 2873 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  UCR78121  Solanum xanti Wandalee Thompson 1964-4-11 2 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  UCR91365  Solanum xanti Scott D. White 1995-3-15 2571 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  SEINET5624725  Solanum xanti var. intermedium Unknown 1947-1 Los Angeles Along Hwy 99, 2 miles south of Gorman 610 Comment
  PASA1701  Solidago confinis Frank W. Peirson 1920-9-12 Los Angeles Bear Flat, trail to Mt. San Antonio 1706 Comment
  RSA617224  Solidago confinis LeRoy Gross 1998-9-12 54 Los Angeles Wildwood picnic area. Right below road to picnic area off Big Tujunga canyon road. 6 miles from Sunland. 609 Comment
  SEINET11801942  Solidago gigantea J. F. Bright, Wyman, C. 1931-1 5688 Los Angeles around Hollywood Comment
  RSA0116118  Solidago velutina subsp. californica R. G. Swinney 2011-10-13 15779 Los Angeles San Gabriel Mountains; Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  RSA356028  Sonchus asper R. F. Thorne 1975-9-4 47385 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  RSA591062  Sonchus oleraceus J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10927 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  SBBG46247  Sonchus oleraceus E. R. Blakley 1962-6-10 5259 Los Angeles near Wall 2 15 Comment
  UC557746  Sonchus oleraceus Nell Murbarger March, 1936 105 Los Angeles San Clemente Island Comment
  CDA20764  Spartium junceum M. O'Brien 2006-5-28 s.n. Los Angeles Topanga State Beach, between Pacific Coast Hwy. and beach, SE of Malibu Canyon Rd. Comment
  RSA0086913  Spartium junceum R. G. Swinney 2010-3-30 12107 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA188007  Spergula arvensis R. F. Thorne 1966-4-29 36292 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  UCR270971  Spergularia bocconi R. G. Swinney 2011-4-28 14554 Los Angeles San Gabriel Mountains, north of Glendora, 0.5 miles south of the ridge immediately south of Persinger Cyn. on east side of Glendora Mountain Rd 927 Comment
  RSA232821  Spergularia macrotheca R. F. Thorne 1966-4-15 36019 Los Angeles San Clemente Island, 0.5 mile SSE of Eel Point, SW side of island 0 Comment
  CAS-BOT-BC390807  Spergularia marina George B. Grant; Walter Wheeler 1904-4-21 H 2278 Los Angeles Isthmus. Santa Catalina Island, Pacific Ocean, off southern California Comment
  CATA3121  Spergularia villosa Amy Catalano 2016-5-24 126 Los Angeles Santa Catalina Island: Road by old grass production field at junction of Cape Canyon and Middle Canyon roads 173 Comment
  RSA0116461  Stachys albens R. G. Swinney 2011-9-22 15661 Los Angeles San Gabriel Mountains; Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  LA52379  Stachys bullata Leo Boyd; 1953-5-10 sn Los Angeles Comment
  RSA446654  Stachys bullata Elbert Benjamine 1929-4-29 169 Los Angeles Santa Monica. Comment
  RSA446684  Stachys rigida subsp. quercetorum Anstruther Davidson 1920-1 s.n. Los Angeles Los Angeles. Comment
  SBBG131679  Stebbinsoseris heterocarpa S. A. Junak 1999-5-20 SCa 930 Los Angeles 0.5 mi E of reservoir [reservoir in Cottowood Cyn] 207 Comment
  UCR136828  Stellaria media John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  CAS-BOT-BC375137  Stephanomeria cichoriacea L. R. Abrams 1900-8-10 858 Los Angeles San Gabriel River Canon [Canyon] Comment
  LA88577  Stephanomeria cichoriacea O. H. Kappler; 1943-9-5 528 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR276745  Stephanomeria cichoriacea R. G. Swinney 2010-8-11 13497 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA0086920  Stephanomeria virgata R. G. Swinney 2010-8-9 13469 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  RSA226574  Stephanomeria virgata subsp. virgata Anonymous 1966-8-13 66157 Los Angeles 1 mile south of Crystal Lake, on Hwy. 39 1433 Comment
  UCR52600  Stipa cernua L. F. LaPre 1988-7-2 s.n. Los Angeles Western Mojave Desert, Del Sur Ranch, 6 mi. west of Lancaster, near intersection Ave G & 100th Street West 765 Comment
  UCR198384  Stipa coronata Valerie Soza, L. Moore 2000-5-10 835 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 595 Comment
  SEINET10603865  Stipa lemmonii Adolph D. E. Elmer Elmer 4165 Los Angeles Lancaster. Comment
  UCR2801  Stipa pulchra F. M. Reed 1920-4-11 4303 Los Angeles [San Jose] Hills south of Covina 488 Comment
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May 1 2011
  UCR270029  Stipa speciosa R. G. Swinney 2010-5-12 12731 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  RSA0070123  Stylocline gnaphaloides LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6955 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA0095247  Stylocline gnaphaloides R. G. Swinney 2011-6-7 15037 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1585 Comment
  UCR20357B  Stylocline gnaphaloides Fordyce Grinnell Jr. 1921-4-3 15741 B Los Angeles San Gabriel Mtns, Pacoima Canyon, 'Santa Monica Mtns. 793 Comment
  RSA534056  Stylocline gnaphaloides Timothy S. Ross 1991-5-19 5245 Los Angeles San Clemente Island: Westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']). Beginning of drainage. 389 Comment
  CAS-BOT-BC422970  Stylomecon heterophylla Geo. B. Grant Apr. 7 s.n. Los Angeles Laurel Canon [Canyon] Comment
  CATA1694  Suaeda calceoliformis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-10-22 2998 Los Angeles Santa Catalina Island: Cherry Valley, above beach 6 Comment
  SD23795  Suaeda calceoliformis Darley F. Howe 1938-8-1 Los Angeles Alkali flat, south of Los Angeles. Comment
  CAS-BOT-BC110402  Suaeda taxifolia Le Roy Abrams 1901-4-10 1457 Los Angeles Near Hyde Park. Comment
  CHSC83983  Swertia neglecta John Dittes 1990-6-20 121 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. 1493 Comment
  JEPS21748  Symphoricarpos mollis Ira W. Clokey, B. Templeton May 1929 4541 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  UC28654  Symphoricarpos mollis J. H. Barber 1897-3-21 74 Los Angeles Sepulveda Canyon; Sierra de Santa Monica Comment
  RSA250510  Symphoricarpos rotundifolius var. parishii R. F. Thorne, John Dourley 1967-10-10 37344 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  UCR210152  Symphoricarpos rotundifolius var. parishii R. G. Swinney 2008-10-16 9612 Los Angeles San Gabriel Mtns